issupplementedbyabeliefthatbyworkingtoohardhedeprivessomeotherworkerofajob。ScientificManagement，therefore，setsitselftoworkoutbyexperimenttheexacttoolormachineappropriatetoeachaction，themosteconomicalandeffectivewaybywhichaworkercanworkthetoolormachine，andthebestmethodofselectingworkersforeachjobandofstimulatingthemtoperformeachactionwiththegreatestaccuracyandcelerity。Bymeansofstrictlyquantitativetestsitworksoutstandardtools，standardmethodsofworkandstandardtestsfortheselection，organisation，stimulation，andsupervisionoftheworkman。
Inhisexpositionofthiseconomy1Mr。Taylortakesashissimplestillustrationofchoiceoftoolsthe\'art\'ofshovelling。Lefttohimself，orworkingwithagang，theshovellerwilluseashovelwhoseweight，size，andshapehaveneverbeenconsideredinrelationtotheparticularmaterialithastomoveorthesortofmanwhohastouseit。\'Byfirstselectingtwoorthreefirst-classshovellers，andpayingthemextrawagesfordoingtrustworthywork，andthengraduallyvaryingtheshovelloadandhavingalltheconditionsaccompanyingtheworkcarefullyobservedforseveralweeksbymenwhowereaccustomedtoexperimenting，itwasfoundthatafirst-classmanwoulddothebiggestday\'sworkwithashovelloadofabout21pounds。\'2Asaresultofthisdiscovery，insteadofallowingeachshovellertochoosehisownshovel，thecompanyprovidedeightortendifferentkindsofshovelsaccommodatedtotheweightofdifferentmaterialsandtootherspecial
conditions。Again，thousandsofstop-watchobservationsweremadetodiscoverhowquicklyalabourer，providedwithhispropershovel，couldpushtheshovelintothematerialsanddrawitoutproperlyloaded。Asimilarstudywasmadeof\'thetimerequiredtoswingtheshovelbackwardandthenthrowtheloadforagivenhorizontaldistance，accompaniedbyagivenheight。\'Withtheknowledgethusobtaineditwaspossibleforthemandirectingshovellers，firsttoteachthemtheexactmethodofusingtheirstrengthtothebestadvantage，andthentoassignthedailytaskbywhichtheycouldearnthebonuspaidforthesuccessfulperformanceofthistask。
For，thoughtheskilleddirectorcanprescribetherighttoolandtherightmethod，hecannotgettherequiredresultwithoutthewillingcooperationoftheindividualworker。Forthispurposeabonusisapplied，thesizeofwhichisitselfasubjectofscientificexperiment。Therelationofthisbonustotheordinarydayorpiecewagewillvarywiththevarioustypesofworkandworkers。IntheBethlehemSteelWorksitwasfoundthatthebesteffectinstimulatingenergywasgotbyabonusofabout60percent，beyondthewagesusuallypaid。\'Thisincreaseinwagestendstomakethemnotonlythriftybutbettermenineveryway；theyliveratherbetter，begintosavemoney，becomemoresober，andworkmoresteadily。When，ontheotherhand，theyreceivemuchmorethana60percentincreaseofwages，manyofthemwillworkirregularlyandtendtobecomemoreorlessshiftless，extravagant，anddissipated。Ourexperimentsshowed，inotherwords，thatitdoesnotdoformostmentogetrichtoofast。\'3
Consideringthatitwasclaimedthattheresultofthisnewplanofworkwastoraisetheaveragedailyoutputpermanfrom16to59tons，andtosecureanannualsavinginthelabour-billamountingtobetween$75，000and$80，000，itwouldhavebeeninterestingtofollowtheeffectsofarapidadvanceofwealthuponthedividend-receiverswhogainedsodisproportionateashareoftheadvantagesoftheneweconomy。
§；3。Sofarastheselectionandadaptationoftoolstothespecialconditionsoftheworkareconcerned，thereexistsnooppositionbetweenthebusinessandthehumaneconomy。Ifashovellercanshovelmorematerialwithoutgreaterexertionbyusingaparticularshovel，thesystemwhichensureshisusingthisshovelisbeneficialtoeverybody，assumingthathegetssomeshareofthevalueoftheincreasedoutput。Whenweturnfromasimpletooltomoreelaboratemachinery，itbecomesevidentthatquantitativetestingiscapableofachievingenormoustechnicaleconomies。Mr。Taylordescribesthegainsintheoutputofmetal-cuttingmachinesmadebymeansofsucheconomies。\'Itspullingpoweratthevariousspeeds，itsfeedingcapacity，anditsproperspeedsweredeterminedbymeansoftheslide-rules，andchangeswerethenmadeinthecountershaftanddrivingpulleyssoastorunittoitsproperspeed。Tools，madeofhighspeedsteelandofthepropershapes，wereproperlydressed，treatedandground。Alargespecialslide-rulewasthenmade，bymeansofwhichtheexactspeedsandfeedswereindicatedatwhicheachkindofworkcouldbedoneintheshortestpossibletimeinthisparticularlathe。Afterpreparinginthiswaysothattheworkmanshouldworkaccordingtothenewmethod，oneafteranother，piecesofworkwerefinishedinthelathe，correspondingtotheworkwhichhadbeendoneinourpreliminarytrials，andthegainintimemadethroughrunningthemachineaccordingtoscientificprinciplesrangedfromtwoandone-halftimesthespeedintheslowestinstancetoninetimesthespeedinthehighest。\'4
Thisillustration，however，makesitevidentthatwhenwepassfromtechnicalimprovementsoftoolstoimprovedmethodsofworking，weopenpossibilitiesofoppositionbetweenthebusinessandthehumaninterest。
Animprovementintheshapeorcontourofthe\'cuttingedge\'foraparticularmaterialisanunqualifiedgain。Soisadiscoveryastothewaysinwhichhardnessorsoftnessofmetalsaffectsthecuttingrate。Butwhenitisaquestionofevokingfromtheworkmanahigherpaceofmovementtomeettherequirementsofthespeeded-upmachine，nosuchconsistencyofinterestscanbeassumed。Thefactthatbyselection，instruction，andminutesupervision，workmencanbegottoworksuccessfullyatthehigherspeed，andregardthemselvesassufficientlycompensatedbyabonusof35percent，doesnotsettlethequestionofhumanvalues。Sofarastheselectiveprocesssimplychoosesthemenmosteasilycapableofworkingatahigherspeedandofeliminatingthosewhocouldnoteasilyorpossiblyadaptthemselvesto
it，nonetincreaseofhumancostisinvolved。Butsofarasthebonusandthe\'athletic\'spiritwhichitisusedtoevoke，5induceworkmentogiveoutanamountofmuscularornervousenergyinjurioustotheminthelongrun，thehumancostmaygreatlyoutweighboththesocialvalueoftheincreasedoutputandtheutilitytothemofhigherwages。Howcrucialisthisquestionofspeeding-upthehumanlabouriswellillustratedbytheexperimentsinbricklaying，bymeansofwhichthebricklayersengagedonstraightwork，wereraisedfromanaverageof120brickspermanperhourto350。ByalterationsofapparatusMr。Gilbrethdispenseswithcertainmovementswhichbricklayersformerlyconsiderednecessary，whilesavingtimeintheactualprocessoflayingbyusingbothhandsatthesametime，bricksbeingpickedupwiththelefthandatthesameinstantthatatrowelofmortarisseizedwiththeright。
\'Itishighlylikelythatmanytimesduringalloftheseyearsindividualbricklayershaverecognisedthepossibilityofeliminatingeachoftheseunnecessarymotions。Butevenif，inthepast，hedidinventeachoneofMr。Gilbreth\'simprovements，nobricklayercouldaloneincreasehisspeedthroughtheiradoption，becauseitwillberememberedthatinallcasesseveralbricklayersworktogetherinarowandthatthewallsallaroundabuildingmustgrowatthesamerateofspeed。Noonebricklayer，then，canworkmuchfasterthantheonenexttohim。Norhasanyworkmantheauthoritytomakeothermencooperatewithhimtodofasterwork。Itisonlythroughenforcedstandardisationofmethods，enforcedadoptionofthebestimplementsandworkingconditions，andenforcedcooperationthatthisfasterworkcanbeassured。Andthedutyofenforcingtheadoptionofstandardsandofenforcingthiscooperationrestswiththemanagementalone。Themanagementmustsupplycontinuallyoneormoreteacherstoshoweachnewmanthenewandsimplermotions，andtheslowermenmustbeconstantlywatchedandhelpeduntiltheyhaverisentotheirproperspeed。Allofthosewho，afterteaching，eitherwillnotorcannotworkinaccordancewiththenewmethodsandatthehigherspeed，mustbedischargedbythemanagement。Themanagementmustalsorecognisethebroadfactthatworkmenwillnotsubmittothismorerigidstandardisationandwillnotworkextrahard，unlesstheyreceiveextrapayfordoingit。\'6
Thismakesitclearthat，thoughpartofthelargeroutput，orincreasedspeed，isgotbyimprovedarrangementsormethodsofworkthatneednottaxtheworkers，powers，partofitdoesinvolvetheirworking\"extrahard。\"
Notonlyabetterdirectionbutalargeramountofenergyisrequiredofthem，withanincreaseofwearandtearandoffatigue。Itisanunsettledpointofgreatimportance，howmuchoftheenlargedoutputcanbeimputedtotheformer，howmuchtothelatter。Evenmoreimportantistheallusioninthepassagejustquotedto\'therigidstandardisation\'towhichworkmenwillnotsubmit，unlesstheyarewellpaidtodoso。Forthisrigidstandardisationoftheworkinvolvesacorrespondingmechanisationoftheworkmen。Menwhoformerlyexercisedacertainamountofpersonalchoiceinthedetailsoftheirwork，asregardsactionandtime，mustabandonthisfreedomandfollowexactlythemovementsprescribedtothembythetaskmasterwithachartandastop-watch。Hewillprescribetheparticulartaskforeach，thetoolheshalluse，thewayheshalluseit，theintervalsofworkandrest，andwilltakeclosenoteofeveryfailuretoconform。Theliberty，initiative，judgment，andresponsibilityoftheindividualworkmanarereducedtoaminimum。
ThisisadmittedbytheadvocatesofScientificManagement，thoughinaqualifiedmanner。Oneoftheelementsofsuccessissaidtobe:\'Analmostequaldivisionoftheworkandresponsibilitybetweentheworkmanandthemanagement。Alldaylongthemanagementworkalmostsidebysidewiththemen，helping，encouragingandsmoothingthewayforthem，whileinthepasttheystoodononeside，gavethemenbutlittlehelp，andthrewontothemtheentireresponsibilityastomethods，implements，speed，andharmoniouscooperation。\'7ButinthebroaderdiscussionofthedifferencebetweentheordinarybusinessmethodandScientificManagement，inrelationtothenumerouslittleproblemsthatariseineverykindofwork，wearetoldthat，\'theunderlyingphilosophyofthisordinarymanagementnecessarilyleavesthesolutionofalltheseproblemsinthehandsofeachindividualworkman，whilethephilosophyofScientificManagementplacestheirsolutioninthehandsofthemanagement。\'8Elsewhere9itisstatedthatScientificManagement\'involvestheestablishmentofmanyrules，laws，andformulaewhichreplacethejudgmentoftheindividualworkman。\'
§；4。NowinendeavouringtoapplytothispolicyofScientificManagementastandardofhumanwelfare，weareconfrontedbythreequestions:——
1Whatistheeffectofthispolicyuponthehumancostsoflabour？
2Howfarwillanyincreaseofhumancostsoflabourbeoffsetbythegreaterhumanutilityofthehigherwagestheyreceive？
3Howfarisanybalanceofhumancosts，whichisimposedonspecialclassesofproducers，compensatedbytheincreasedwealthatthedisposalofsocietyatlarge？
ThereissometendencyamongtheadvocatesofScientificManagementtoburkeafulldiscussionoftheseissuesbyassertingthattheirpolicyisonlyafullerandmorerationalapplicationofthatprincipleofdivisionoflabourwhichisbygeneralconsenttheeconomicfoundationofmoderncivilisedsociety。Ifsomesacrificeofindividualfreedominindustrialworkisinvolved，itisassumedtobemorethancompensatedbygainstosocietyinwhicheveryindividual，asamemberofsociety，hashispropershare。
Butwecannotconsentthustorushtheissue。Foritmayturnoutthatthenewmethod，thoughbutastricterandfinerapplicationoftheold，carriesthiseconomysofarthattheincreasedhumancostsimposedupontheproducergrowfasterthanthehumangainswhichtheincreasedproductivityconferseitheruponhimoruponsocietyatlarge。Inotherwords，thehumanindictmentbroughtbythemid-Victorianhumanistsagainstthefactorysystemoftheirdayandrejectedonageneralsurveyoftheeconomicsituation，mightbevalidatedbytheincreasedstandardisationandspecialisationoflabourunderscientificmanagement。Forthoughthedivisionoflabourundermoderncapitalisminallitsbrancheshasnarrowedtherangeofproductiveactivityforthegreatbulkofworkers，asurveyofthoseactivitiesshowsthatwithintheirnarrowingrangetheremayanddoessurviveacertainscopeforskill，judgment，andinitiative，acertainlimitedamountoflibertyindetailedmodesofworkmanship。Moreover，theconditionsofmostorganisedworkformacertaineducationindisciplineandresponsibility。
Itisonlyasmallproportionoftheworkerswhoareconvertedintomereservantsofthemachine。Thoughlargeclassesareengagedinmonotonousroutine，thepacesandthedetailedmovementsarenotrigidlyenforceduponthem。Differentworkmenwillbedoingthesameworkinaslightlydifferentway。
Nowthestandardisationunderthenewmethodisexpresslydesignedsoastoextirpatetheselittlepersonalequationsoflibertyandtoreducethelabouroftheordinaryemployeetoanautomaticperfectionofroutine。
Itis，indeed，contendedbyMr。Taylorthattheknowledgeofeachmanthatheisworkingathishighestpersonalefficiencywillbeasatisfactiontohim，thattheattentionhemustpaytothedetailedordersofthetaskmasterwillevokeintelligenceandresponsibility，andthathisinitiativeinthewayofsuggestingimprovements，whichhashithertobeenprizedasanelementoflibertyandasourceofindustrialprogress，canbeconservedunderscientificmanagement。Butacarefulexaminationoftheillustrationsofthemethodcompelsourrejectionoftheseclaims。Theknowledgeofaroutineworkerthatheisspeededuptohishighestpitchbyamethodwhoseefficiencyisprescribedbyothers，doesnotyieldasenseofpersonalefficiency。Meremeticulousobedienceisnotapropertraininginthedisciplineofa\'person\'，andaworkmanoperatingundertheseconditionswillnothavethepracticallibertyforthoselittleexperimentsintrialanderroronhisownaccountwhichmakeshissuggestionsofimprovementfruitful。
Mr。Taylor，however，carrieshisdefencesofarastodenyallnarrowingeffectsofsubdivisionoflabourontheworker。Admittingthattheworkmenfrequentlysaywhentheyfirstcomeunderthesystem，\'Why，Iamnotallowedtothinkormovewithoutsomeoneinterferingordoingitforme，\'heseemstothinkthefollowinganswersatisfactory:——
\'Thesamecriticismandobjection，however，canberaisedagainstanyothermodernsubdivisionoflabour。Itdoesnotfollow，forexample，thatthemodernsurgeonisanymorenarroworwoodenamanthantheearlysettlerinthiscountry。Thefrontiersman，however，hadtobenotonlyasurgeon，butalsoanarchitect，house-builder，lumber-man，farmer，soldier，anddoctor，andhehadtosettlehislawsuitswithagun。Youwouldhardlysaythatthelifeofthemodernsurgeonisanymorenarrowingorthatheismoreofawoodenmanthanthefrontiersman。Themanyproblemstobemetandsolvedbythesurgeonarejustasintricateanddifficultandasdevelopingandbroadeningintheirwayaswerethoseofthefrontiersman。\'10
Nowastothiswecanonlyreply，firstthatitisuntruethatthesurgeon\'slifeonitsproductivesidetheissueunderdiscussionisasbroadandasvariedasthatofthefrontiersman。Inthesecondplace，evenifweacceptedtheviewthatanarrowfieldofactivityadmittedofasmuchvarietyandinterestasawiderfield，providedlibertyofactionwereequalinthetwo，thatviewisquiteinapplicabletothecaseatissue。Fortherealllibertyofactioninthesubdividedfieldoflabourisexcluded。
§；5。Sofar，then，asinitiative，interest，variation，experiment，andpersonalresponsibilityarefactorsofhumanvalue，qualifyingthehumancostsoflabour，itseemsevidentthatScientificManagementinvolvesalossorinjurytotheworkers。Arethere，however，anypersonalconsiderations，apartfromwages，thatmaybetakenasanoffset？Supposethatworkerscanbefoundofadullydocilecharacterwithalargesupplyofbrutemuscularenergy，willanyharmbedonethembyutilisingthemtocarrypig-ironortoshovelearthunder\"scientific\"supervision？Mr。Taylorhasaninterestingpassagebearingonthisquestion:\'Nowoneoftheveryfirstrequirementsforamanwhoisfittohandlepig-ironasaregularoccupationisthatheshallbesostupidandsophlegmaticthathemorenearlyresemblesinhismentalmake-uptheoxthananyothertype。\'11Theseox-likemen，itmaybeheld，donotreallysufferanyinjury，undergoanyhumancost，byhavingnoopportunityfurnishedthemforexercisingfacultiesandactivitiesofmindwhichtheydonotpossessandareunlikelytoacquire。Ifthen，ineverygradeofworkers，therearetobefoundenoughmenwhoappeardestinedbynatureforarigidlymechanicaltaskconductedunderservileconditions，itmaybethoroughlysoundsocialeconomytoputthemtoperformalllabourofsuchkindasisrequiredforthesupplyofhumanneeds。
Thisisaproblemofappliedpsychology，orofpsycho-physiology。ProfessorMü；nsterberg，inarecentvolume，12makesacontributiontowardsitssolution，andtowardsafinerartofScientificManagementthanthatwhichhasbeenevolvedbybusinessmen。Forsinceallindustryprimarilyinvolvesthevoluntaryorderedapplicationofhumanfacultiestomanualandmentalactions，thepsychologistmustbeinapositiontogiveimportantadviceinalleconomicoperations。Forhealoneisqualifiedbyscientificteststodiscoverandestimatethevariousmentalcapacitieswhichcountforsuccessinindustry，toascertainhowtheycooperateandconflict，andhowtheymaybebestappliedtotheperformanceofthevariousoperationsineachprocess。Attention，memory，ideas，imagination，feeling，volition，suggestibility，abilitytolearn，abilitytodiscriminate，judgment，space-sense，time-sense，andothermentalqualities，enterinvaryingmeasuresasfactorsofindustrialability。Economicpsychologymay，itiscontended，increasetheefficiencyofindustryinthreeways。
\'Weaskhowwecanfindthemenwhosementalqualitiesmakethembestfittedfortheworktheyhavetodo；secondly，underwhatpsychologicalconditionswecansecurethegreatestandmostsatisfactoryoutputofworkfromeveryman；andfinally，howwecanproducemostcompletelytheinfluencesonhumanmindswhicharedesiredintheinterestsofbusiness。Inotherwords，weaskhowtofindthebestpossibleman，howtoproducethebestpossiblework，andhowtosecurethebestpossibleeffects。\'13
Thefirstoftheseservices，fittingthemantothejob，involvesadoublepsychologicalenquiry，firstintothevocationalneeds，andsecondlyintothepersonalabilityofeachapplicanttomeettheseneeds。Wemustexaminethetasktolearnwhatcombinationofmentalqualitiesintheemployeeisrequiredtodoitwell，andwemustexamineeachapplicantforsuchworktolearnwhetherhepossessestherequisitequalities。
Twoillustrationswillservetoindicatewhatismeant。Theproblemofselectingfitmotor-menforelectricrailwayswasbroughttoProfessorMü；nsterberg\'sattention。Todrivefastandatthesametimeavoidaccidentsweretherequirementsofthecompanies。Fitnessforthispurposehefoundtocentreinasinglementalprocess:——
\'Ifoundthistobeaparticularcomplicatedactofattentionbywhichthemanifoldnessofobjects，thepedestrians，thecarriages，andtheautomobiles，arecontinuouslyobservedwithreferencetotheirrapidityanddirectioninthequickly-changingpanoramaofthestreets。Movingfigurescomefromtherightandfromthelefttowardsandacrossthetrack，andareembeddedinastreamofmenandvehicleswhichmovesparalleltothetrack。Inthefaceofsuchmanifoldnesstherearemenwhoseimpulsesarealmostinhibitedandwhoinstinctivelydesiretowaitforthemovementofthenearestobjects；
theywouldevidentlybeunfitforservice，astheywoulddrivetheelectriccarfartooslowly。Thereareotherswho，evenwiththecaratfullspeed，canadjustthemselvesforatimetothecomplexmovingsituation，butwhoseattentionsoonlapses，andwhiletheyarefixatingaratherdistantcarriage，mayoverlookapedestrianwhocarelesslycrossesthetrackimmediatelyinfrontofthiscar。Inshort，wehaveagreatvarietyofmentaltypesofthischaracteristicunifiedvarietywhichmaybeunderstoodasaparticularcombinationofattentionandimagination。\'14
Anapparatuswasdevised，representingthepsychologicalconditionsinvolvedintheactualproblem，notamereminiature，butanadaptationwhichshouldcalloutandtestthesamementalqualities。Anumberofactualmotor-menwerethencarefullyexaminedintheworkingofthisapparatussoastotesttheamountsofspeedandaccuracyandtherelationbetweenthetwo。Quantitativeestimateswerethusreachedoffitnessinworkingtheapparatus，valuesbeingassignedrespectivelytospeedandaccuracy。
Inthiswayapsychologicalstandardoffitnesswasattained，suchaswouldbeavailableforselectingapplicantsforthemotorservice。Soinship-service，whereeverythingmayturnuponpromptandaccuratehandlingofasuddencomplicatedemergency。Shipofficersarefoundwhomasuddendangerparalyses，orkeepsvacillatinguntilitistoolate。Others，feelingonlytheurgencyofpromptaction，jumptoatoohastydecision。Thedesirabletypeis\'themenwhointheunexpectedsituationquicklyreviewthetotalityofthefactorsintheirrelativeimportanceandwithalmostinstinctivecertaintyimmediatelycometothesamedecisiontowhichtheywouldhavearrivedaftergreatthought。\'15Hereagainitwaspossibletoconductaseriesofexperiments，testingthementalprocessesandmeasuringthedegreesofrapidity，correctness，andconstancy。
Othertestscanbeappliedforthequalitiesdesirableinsuchworkasthetelephoneservice，inwhichmemory，attention，intelligence，exactitude，andrapidityareinvolved。Sometimesthementalqualitiescanbeseparatelytested，sometimestheirinter-relationissuchastorequireasimultaneoustesting。
§；6。Itisequallyobviousthatagooddealcanbedonetoincreasetheproductiveefficiencyofthosewhohavebeenselectedforanywork，bymethodsofteachingthatinvolvepsychologicalguidance。Inlearningsuchprocessesastypewritingandtelegraphy，forinstance，muchcanbeachievedbytechnicaladjustmentsofmovementsuchaswehavealreadydescribed，andbyconsideredadaptationsofmachineandmaterialstosuithumanfaculties。
Butmethodsofimprovingmemoryandsecuringamoreregularandaccurateattention，ofincreasing，therapidityofrepeatedactionswiththeleastnervouswearandtear，ofeducatingdelicacyoftouchandsightforspecificpurposes，theutilisationofrhythmictendencies，theproperbalanceofintervalsofworkandrest，theinfluenceofimitationandsocialcooperationinganglabour，andfinallytheeffectsofdifferentquantitiesandmodesofremunerationinevokingandmaintainingthevariousfactorsofefficiency——allsuchconsiderationsofferafruitfulfieldforpsychologicalinvestigation。
Hencepsychology，itisurged，cancontributegreatlytoproductivitybyfindingthebestmanforeachjobandadjustinghismentalequipmenttoconditionsofworkwhichintheirturncanbemodifiedtofithispowers。
But，regardingproductionasdesignedtosatisfyhumandemands，psychologycanbeutilisedalsotoassistingettingtherightquantitiesandqualitiesofgoodstotherightpersons。Commercialorganisationexistsforthispurpose。Itdoesstudythewantsanddemandsofconsumers。Butitmightdosowithmore\'science\'。ProfessorMü；nsterbergmakesanexceedinglyinterestingstudyoftheartsofadvertisingandofsellingoverthecounter，toillustratehowmuchmightbedonebysubstitutingexperimentallawsforinstinctiveandtraditionalpractices。Onecommentuponthisapplicationofhisscience，however，iscalledfor。Thoughthesocial-economicviewwouldobligethepsychologisttoapproachthesubjectspecificallyfromthestandpointoftheconsumerandthepsychologyofsatisfactionsinhisstandardofcomfort，ProfessorMü；nsterbergvirtuallyconfineshimselftothepsychologyofcommerceandofmarketingregardedfromthestandpointofthemanufacturerormerchant。
Thuspsychologycanbemadetodeviseandprescribeeconomiesofhumanpowerinindustry，which，likethetechnicalimprovementsofScientificManagement，wouldseemtoincreasegreatlytheproductivityofindustry，turningoutlargerquantities，andperhapsbetterqualities，ofgoods，withthesameamountoflabour。
§；7。Whatwouldbethehumanvaluationoftheseprocessesofscientificeconomy？Assumingthatthiseconomyfructifiesinanenlargingvolumeofwealth，itwouldappeartobeaccompaniedbyanincreaseofwelfare，unlessthehumancostsoflabourwerecorrespondinglyincreased，orthedistributionofthelargervolumeofwealthweremadesomuchmoreunequalthatitfurnishedasmallervolumeofutilityinitsconsumption。Neitherofthesequalificationsis，indeed，excludedbythetermsoftheeconomy。ForeachstrokeofScientificManagementisprimarilyjustifiedasaprofit-makingdevice，advantageoustothecapitalist-employerinaparticularbusiness。Itenableshimtoturnoutgoodsatalowerlabour-costandsotomakealargermarginofprofitontheirsale。Ifwesupposethiseconomytobeofwideorgeneraladoption，itwouldbeequivalenttoanall-roundincreaseinthetechnicalefficiencyoflabour。Unlesswesupposetheaggregatequantityofproductiontobeafixedquantityasuppositionnotinaccordancewithexperience，itwouldseemtofollowthatatleastaslargeaquantityofthismoreefficientlabourwouldbeemployedinturningoutanincreasedvolumeofgoods。Inthatevent，itwouldbepossiblethattheworkers，aswellasthecapitalistemployers，shouldenjoyahigherrateofremuneration。Whethertheywoulddoso，however，andtowhatextent，seemsquiteuncertain。ForthoughthepaymentofaconsiderablebonusinadditiontocurrentwageswasnecessaryintheexperimentsdescribedbyMr。Taylor，inordertoevokefromaparticulargroupofworkerssubmissiontothenewtermsofwork，itdoesnotfollowthat，onceadoptedbyallemployersinthetrade，themethodwouldentailorevenpermitacontinuanceofthishigherpay。Forthepioneerfirmadmittedlypaysthebonuspartlyinordertoovercomethepainsandscruplesofworkerssubjectedtoaspeeding-upsystem。Ifitdidnotpayabonus，theworkerswouldquitthisemploymentforsomeotherthatwasopentothem。Butifnootheremploymentupontheoldtermswereopen，thispartofthebonusmightbeunnecessaryasaninducement。
Eventhatpartofthebonuswhichseemstobedirectedtostimulatetheambitionandenergyoftheindividualworker，andtobreakupthehabitualslacknessofthegroupanditsregulationstroke，wouldseemtostandonaprecariousfooting，whenthenewmethodofworkwasoncewellestablishedanditselfbecameahabit。Onlythatpart，ifany，ofthebonus，orhigherwage，whichwasnecessarytoreplacethegreatermuscularornervouswearandtearofthespeeded-upandmoreautomaticwork，wouldnecessarilysurvive。
Itwouldstandasanecessarycostofproduction。If，however，asMr。TaylorandProfessorMü；nsterbergappeartohold，thescientificmanagementneedentailnosuchadditionalwearandtear，thereseemsnogroundforholdingthat，afterthemethodbecamegeneral，anybonustotheworkerswouldbenecessary。Andifitwereunnecessary，itwouldnot，indeedundercompetitivetermscouldnot，bepaid。Onthishypothesis，theadditionalwealthcreatedbytheimprovedefficiencyofthesystemmightgoentirelytocapital。Indeed，sofarasthedeterminationwerelefttoindividualbargaining，thisresultwouldappearalmostinevitable。Forthegreateraverageefficiencyoflabourwouldbeequivalenttoalargersupplyoflabourthoughitmightalsomeanabetterquality，andsincenoimmediateorcorrespondingincreaseofdemandforlabourneedaccrue，thepriceperunitoflabourwouldfall。Thiswouldmeanthatthelabourerwouldgetnohigherpaymentforhishigherproductivity。Eveniftheincreasingrateandamountofprofitsbroughtincreasedsavingandlargermassesofcompetingcapital，itwouldstillseemdoubtfulwhethertheaggregatedemandforlabourwouldbefoundtokeeppacewiththegrowthofthesupplywhichscientificmanagementpluspsychologicalselectionwouldyield。
Though，therefore，theaggregateproductincreased，itremainsdoubtfulwhetheranyconsiderableshareoftheincreasemustorwouldgotolabour。
Butsupposethatorganisationoflabourorsocialinterventionwereabletosecuresomeconsiderableriseofrealwagesfromtheenlargedproduct，sothatasconsumerstheworkerswerebetteroff，thehumanvalueoftheprocessisnotyetestablished。Tworelatedquestionsstillremainforsettlement。First，thatalreadytentativelyraised，thequestionwhethertheworkersmaynotsuffermorefromincreasedhumancostsofproductionunderthenewscientificré；gimethantheygaininhumanutilitiesofconsumption。Someofthe\'science\'initsapplicationwouldindeedappeartobewhollybeneficial。Theimprovedmethodsofselectingandoftraininglabour，soastogetthebestmanforeachjob，andtoenablehimtodohisworkinthebestway，ispuregain，providedthatbestwaydoesnotundulystrainhisenergyordullhismind。Otherelementsofappliedpsychologyaremoredoubtfulintheirneteffect。Thepracticesofscientificadvertisingandofsuggestivesellinghaveverylittleprovedutilityandarenearlyaslikelytobeappliedtoforcethewrongarticlesonthewrongpurchasersastodistributewealthalongthelinesofitsmaximumutilityforconsumption。
Thepersonsengagedforalivelihoodinpalmingoffgoodsonapublicirrespectiveofanyintrinsicmeritstheycontain，payaheavytollincharacterfortheworktheyarecalledupontodo。
§；8。But，turningtothemainproblem，thereremainstheissueoftheincreasedmechanisation，orstandardisation，oftheworkerunderScientificManagement。Admittingthatacertainamountofsubdivisionoflabour，andofdiminishingvariety，interestandinitiative，accruingtherefrom，isjustifiedinahumansensebythebenefitsofenhancedproduction，isthereanylimittothiseconomy，andiftherebe，isthatlimittransgressedunderScientificManagement？Thequestiondoesnotadmitperhapsofanygeneralorcertainanswer。Supposeitbeadmitted，asIthinkitmust，thateveryapplicationofthisScientificManagementdoessqueezeoutofthelabour-daysomehumaninterest，somecalluponinitiative，reason，judgment，responsibility，survivingunderpreviousconditionseveninthemostroutineandsubdividedtoil，mustwenecessarilyregardthislossasaheavyincreasedhumancostoflabour？Surelyitdependsupontheparticularlabourinquestion。Insome，perhapsmost，branchesofheavyroutinetoil，theshredsofhumaninterest，thecallsonpersonality，areusuallysotriflingthatitseemsabsurdtotakethemintomuchaccount。Theworkofcarryingpig-iron，orofshovellingcontinuallythesamematerial，containssolittlescopefortheplayofinitiative，responsibility，etc。，thatanysuchregimentationasisdescribedcanhardlybesaidtodamagethequalityoftheworkorthecharacteroftheworkerasaffectedbyhiswork。
Ifahigherefficiencyandalargeroutputcanenableasmallernumberofworkmentobekeptonlabourofsolowagrade，thereoughttobeanetsocialgain。Butthereisanothercompensationpossibleforanylossofliberty，orincreaseofmonotony，involvedinScientificManagement。
Ifitbeaccompaniedbyashorteningofthehoursoflabour，thedamageinflictedbytherigourofmechanicaldisciplinemaybecompensatedbyalargerleisure。Thiscompensation，ofcourse，isreducedorevennullified，ifthegreaterintensityoflabourintheshorterdaytakesmoreoutoftheman，asoftenhappens，thanwastakenoutbefore。But，assumingthatthisisnotthecase，andthatforalongerdullroutinework-dayissubstitutedashorterbutevenmoremechanicalday，anetgainforlabourisstillpossible。IamdisposedtoholdthatagoodcasemightbemadeoutforScientificManagementasregardsthoseordersofroutinelabourwhich，asordinarilycarriedon，containverylittleinterestorhumanity。Eventhen，however，thereisadangerthatdeservesattention。Ifthisregimentationcanreducethecostperunitofdull，heavymusculartoil，asislikely，itmaypreventthediscoveryandapplicationofwhollymechanicalsubstitutesforthiswork。
Butthehumaneconomyisfarmoredoubtfulinthecaseoflabourwhich，thoughsubdividedandmainlyofaroutinecharacter，stillcontainsamarginforthedisplayofskill，initiativeandjudgment。Toremovethesequalitiesaltogetherfromsuchworkandtovestthem，asisproposed，notevenintheoverseers，butinalittlecliqueofscientificexperts，wouldmeantheconversionoflargebodiesofskilled，intelligentworkersintoautomaticdrudges。Thelifeandcharacterofthesemenwouldsufferasaninevitablereactionofthisdrudgery，anditisdoubtfulwhetherasomewhatshortenedwork-dayandsomewhathigherwageswouldcompensatesuchdamage。Whilewemayrecognisethegeneraldesirabilityofdivisionandspecialisationoflabour，somedetailedlibertyandflexibilityshouldbelefttotheworker。
§；9。Indeed，werethefullrigourofScientificManagementtobeappliedthroughoutthestapleindustries，notonlywouldthehumancostsoflabourappeartobeenhanced，butprogressintheindustrialartsitselfwouldprobablybedamaged。ForthewholestrainofprogresswouldbethrownupontheScientificManagementandtheconsultingpsychologist。Thelargeassistancegiventotechnicalinventionbytheobservationandexperimentsofintelligentworkmen，theconstantflowofsuggestionfordetailedimprovements，wouldcease。Theelementsofcreativeworkstillsurvivinginmostroutinelabourwoulddisappear。Ontheonehand，therewouldbesmallbodiesofefficienttaskmasterscarefullyadministeringtheordersofexpertmanagers，ontheother，largemassesofphysicallyefficientbutmentallyinertexecutivemachines。Thoughtheproductivityofexistingindustrialprocessesmightbegreatlyincreasedbythiseconomy，thefutureofindustrialprogressmightbeimperilled。Fornotonlywouldtheartsofinventionandimprovementbeconfinedtothefew，butthemechanisationofthegreatmassofworkmenwouldrenderthemlesscapableofadaptingtheirlabourtoanyothermethodthanthattowhichtheyhadbeendrilled。Again，suchautomatismintheworkerswouldreactinjuriouslyupontheircharacterasconsumers，damagingtheircapacitytogetfullhumangainoutofanyhigherremunerationthattheymightobtain。Itwouldalsoinjurethemascitizens，disablingthemfromtakinganintelligentpartintheartsofpoliticalself-government。
Forindustrialservitudeisinimicaltopoliticalliberty。Itwouldbecomeevenmoredifficultthannowforamajorityofmen，accustomedintheirwork-daytomechanicalobedience，tostandupintheircapacityofcitizensagainsttheirindustrialrulerswhen，asoftenhappensuponcriticaloccasions，politicalinterestscorrespondwitheconomiccleavages。
IwouldnotdogmatiseuponthenecessityofthesehumandisadvantagesofScientificManagement。Themorerigorousroutineofthework-daymightbeadequatelycompensatedbyshorterhours，higherwages，increasedopportunitiesforeducation，recreation，andhomelife。Buttherecanbenosecurityforadequatecompensationsoftheseordersunderascientificmanagementdirectedprimarilybyprivateprofit-makingmotives。Forthereisnoguaranteethatthelargerprofitstoabusinessfirmdonotentailadamagetoitsemployees，notoffsetbythebonuswhichtheymayobtain。Norhavewetherequiredsecuritythatanysocialgaininthewayofincreasedproductandlowerpricesmaynotbecancelledbythehumaninjuryinflicteduponlargebodiesofworkersandcitizensbythemoremechanicalandservileconditionsoftheirlabour。
§；10。Alittlereflectionwillmakeitclearthatthecompletesuccessofsuchabusinesseconomywouldinvolveacorresponding\'science\'
onthesideofconsumption。Thestandardisedworkeroughtalsotobeastandardisedconsumer。Fortheregularreliableconformityofworkmustinvolveasimilarconformityindietandinotherhabitsoflife。Ifthe\'scientificmanager\'werethefullownerofhisworkmen，itwouldevidentlybeafunctionofhissciencetoworkoutexperimentally，withtheassistanceofthebio-psychologist，thecheapestandbestwayoflivingforeachparticulartradeandtypeofworker。Hewoulddiscoverandprescribetheprecisecombinationoffoods，themosthygienicclothingandhousing，themostappropriaterecreationsandthe\'bestbooks\'foreachclass，withaviewtotheproductiveefficiencyofitsmembers。Hewouldencouragebybonuseseugenic，anddiscouragebyfinesdysgenesicmarriagesamonghisemployees。Sofarasintelligentemployersareinapositiontodetermineortoinfluencetheexpenditureofthewagestheypayandthegeneralconductofthelivesoftheiremployeesoutsidetheworkinghours，theyaredisposedtopracticethispolicy。Wheretheyaretheownersofthetownorvillageinwhichtheworkersfinditmostconvenienttolive，theycanoftendosowithconsiderableeffect。
Philanthropicmotivesareoftencombinedwithbusinessmotives，andthecombinationmayoftenbegenuinelyconducivetothehumanwelfareofthecommunity。Temperance，sanitation，andhygiene，educationalandrecreativeopportunitiesmaybemadeavailable。Certainregulations，chieflyofaprohibitorynature，regardingtheuseofalcohol，betting，ormarriage，areimposedbysomeemployersasconditionsofemployment。Suchinterferencesoutsidethehoursoflabourare，however，exceptionalandaregenerallyjustifiedonspecialgroundsofeconomicsafetyandefficiency。
§；11。Butanaltogetherwiderissueisopenedupintheclaims，notoftheparticularemployerbutofindustrialsocietytoimposeorevokestandardsofconsumptionscientificallyadjustedtothevariousgradesofindustrialefficiency。Ifweregardanationasaneconomicsociety，puttingoutproductiveenergyinwealth-creation，itbecomesevidentthatsciencehasmuchtosay，andcanhavemore，regardingtheexpenditureofincomesandtheconsequentconsumptionofwealth。Thescienceofscientificmanagement，withallitspsycho-physicalapparatusformeasuringresults，canbeappliedtostandardsoflivingforindividualsandfamilies。ThebeginningsofthisideaarefoundinthedistinctionwhichfiguredsolargelyintheclassicalPoliticalEconomybetweenproductiveandunproductiveconsumption。ThediscussionsofArthurYoung，Edenandothers，regardingtherespectivemeritsofwheatandoatmeal，beerandtea，asingredientsofworking-classdiet，weredirectedavowedlybythisconceptionofeconomy。
Agoodfoodwasonethatyieldedmoremuscularenergyorenduranceperpennyofexpenditure。Themoreenlighteneddoctrineknownas\'theeconomyofhighwages\'wasearlyrecommendedbyphilanthropistslikeRobertOwen，orbusinessmenlikeMr。Brassey，onthescoreofexperimentsrelatingtothelargeroutputoflabour-powerwhichhigherwageswithbetterfeedingrenderedpossible。Buttherewasno\'science\'worthmentioninthesecrudeexperiments。Onlywithinrecentyears，withtheadvanceoforganicchemistryandphysiology，hasthe\'science\'ofdieteticsbeguntoemerge，analysingthevariousfoodsandassigningthemtheirvaluesasproducersoftissueandofenergy。Wearenowtoldthequantitiesofproteids，carbohydratesandfatscontainedinvariousfoods，anddietariesbasedupontheseanalysesareprescribedfordifferentsortsofworkers，andfordifferentagesofmembersofafamily。Atpresentthesciencedoesnotpretendtoanylargeamountofaccuracy，indeedwidedivergencesstillexistinitsveryfoundations。
Butthereisnoreasontodoubtthatfurtheranalysisandexperimentationmaybeabletoreachfoodstandardswhichontheconsumptionsidewillcorrespondtotheeconomyofstandardmethodsofworkunderscientificmanagement。Itmaybequitepossibletolaydownwithconsiderableexactitudetheamountsandcombinationsandintervalsoffoodforcoal-miners，weavers，clerks，motor-men，etc。，togetherwithestimatesoftheamountofexpenditurerequiredtomaintainthedifferentformsofindustrialefficiency。Theproductivevalueofotherelementsofthewage-earner\'sexpenditurewillnotindeedadmitofsomuchexactitude，partlybecausehisown\'utility\'
obtainedfromsuchexpenditurewillnoteasilybeseparablefromthatofhisfamily。Butthoughfamilyexpenditurecannotthusberegardedasexclusivelydirectedbyproductiveconsiderations，thephysicalefficiencywhichisitschieftestmayberegardedprimarilyasanindustrialasset。Indeed，thisviewisimplicitinmosttalkofstandardsofcomfortandinmostdiscussionsofa\'minimum\'or\'living\'or\'subsistence\'wage。Itmeanssuchwageas，economicallyexpended，willenableawage-earnertorearanaveragefamilyinthatmeasureandkindofefficiencyrequiredtodoworkofasortsimilartothatbywhichheearnsthewage。Nodoubtthisnotionistemperedbysomeslightconsiderationsofeducationandofbetterment。
Butproductiveefficiencyisalwaysthebasicfactor。Foodandhousing，byfarthemostimportantelementsinworking-classexpenditure，areclearlyinprocessofbeingstandardisedbyhygienicsintheserviceofascienceofproductiveconsumption。
§；12。Twoothersciences，bywhichsocietymayseektostandardisethelivesofworkers，areeugenicsandeducation。Inbothofthesethehumanistsmayhaveafiercebattletofightagainstthedominionoftheindustrialists。Eugenics，ifitcangetrecognitionasasocialart，willregulatemarriageforthepurposesofgoodstock。Butgoodforwhat？Perhapsforindustryandwar，ifsomespecialistsshouldhavetheirway。Sotoowitheducation。Primaryeducationhasalreadybeenear-markedinourtownsfortheproductionofcheapclerks，andtechnicalandprofessionaltrainingundervariousguisesinvadeourcitadelsofhigherlearning。Allispartofthesamegreatclaimofsocietytoeconomiseandstandardisethebodyandthemindofitscitizen，primarilyinorderthathemaydomoreefficientlythesocialorroutineservicesitrequiresofhim。
Thiseconomicstandardisation，aswerecognise，isnotidenticalinmotivesorinoperationasitbearsrespectivelyupontheproductiveandconsumptivefunctions。Onitsproductivesideitisregulatedbyconsiderationsofprivatebusinessprofits。Itsprimaryaimistogetmentoworkinsuchawayastoproducethelargestmarginbetweenthewagenecessarytoevokefullefficiencyunder\'scientificmanagement\'andthemarketvalueoftheoutput。Indirectly，itisclaimed，thispolicyredoundstotheadvantageofindustrialsocietyinanincreaseofthebodyofconsumablewealth，someconsiderableshareofwhichwillpassintothegeneralstore。Onitsconsumptivesidethescientificstandardisationworksdifferently。Itispliedmoredirectlyasasocial-economicart，workingoutforthefamily，aswellasfortheindividualworkman，astandardofliving，physical，intellectual，andmoral，conducivetotheinterestsofsocietyregardedasaneconomicorwealth-producingentity。16Butthoughsociety，inthusseekingtosecurestandardsofeconomicefficiencyforitsfamilyunits，isnotdirectlyconcernedinfurtheringtheprofit-seekingendsofprivatebusinessfirms，indirectlyitisdoingso。For，solongasexpenditureofincome，orfamilybudgets，areestimatedstrictlyinaccordancewiththeeconomicefficiencytheyyieldtothepresentandprospectiveworkingmembers，theprocessisinrealitysupplementarytothescienceofbusinessmanagement。Forthebetterbirth，betterrearing，betterhealthandeducationwhichitfurnishes，willalleventuallybetranslatedintolargerquantityandbetterqualityoflabour-powerforscientificmanagementtohandleinitsvariousprofit-makingprocesses。
Nowthethoughtfulmembersoftheworking-classeshavealwayshalf-instinctivelyregardedwithsomesuspiciontheendeavoursofsocialreformerstomakethemusecheaperfoodsyieldingmorenutrimentforthemoney，temperancemovementstokeepdowntheirconventionalnecessaries，andtechnicaleducationtomaketheirlabour-powermoreproductive。Fortheyhavedoubtedwhetherthecheaperlivingortheincreasedproductivitywouldnecessarilycomehometotheminimprovedconditionsoflife。Norhastheirsuspicionbeenwhollygroundless。Thoughinthelongrun，itmightseemtofollowthatasconsumersandevenperhaps，thoughlesssurely，aswage-earners，theywouldgetsomegainfromthemoreeconomicaluseoftheirlabour-powers，thebulkofthevisiblegainsmightverywellpassintothehandsoftheemployingclassesinhigherprofitsorsalariesofmanagement。
ThisconsiderationopensthedeepercriticismwhichhumanismandSociologyareentitledandrequiredtopressuponthepolicyoftheindustrialeconomists。
Everyimprovementinthetechniqueoftheartsofindustryorofconsumptionmaybeconsideredasconducivetoeconomicprogress，yieldinganincreaseofmarketablewealth。But，ifsuchimprovementsincreasethehumancostsofproduction，ordiminishthehumanutilitiesofconsumption，asmayhappeniftheyconsistlargelyinthestandardisingofproductiveandconsumptiveprocesses，theymaybringnoincrease，possiblymaybringadecrease，ofhumanwelfare。Proposalsforscientificmanagementorforstandardiseddietariesarenotindeedtobecondemned，uponthegeneralapplicationofsuchcriticism。Foritisagreedthatsuchstandardisationwithincertainlimitsissociallyadvantageous。Thequestion，therefore，ispartlyoneofdegree，partlyastothesecuritythereexiststhattheeconomicgainsoftheimprovedeconomyshallbeproperlyapportioned。
§；13。Butthefinaltestwouldnotconsistindeterminingwhetherincreasedcostsanddiminishedutilitiesdidordidnotoffsettheprimafacieadvantagesoftheeconomicimprovements。Theartofsocialwelfare，humanism，willinsistuponconsideringthereactionsofthestandardisationofworkandconsumptionuponotherfacultiesandfunctionsthantheeconomic，andinconsideringprospectiveaswellaspresentgains。Ascientificrigourineconomyofworkandofexpenditure，whichshouldremove，bothfromtheindustryandthelivesofthegreatmassesofapopulation，allopportunitiesforinitiative，experiment，risk-takingandthedisplayofpersonality，mightreducethehumanvalueoflifefortheaverageman，andsoimpairtheworthofthesociety。Humanism，therefore，whileapprovingtheapplicationofsciencetotheartsofproductionandconsumption，insiststhatitshallbeshowntobetheservantnotthemasterofhumanity。Suchproofissought，becausetheassumption，sooftenmade，thatallsucheconomicprogressmustbehumanlyprofitable，isseentobeunwarranted。
A\'scientific\'viewofhumanindustrywouldestablishthefollowinglinesofinvestigation。
1Theproductiveabilityofeachproducerwouldbeconsideredinrelationtoitstechnicalefficiency，i。e。，thebestwayforhimtodohisjob。
2Hisspecialproductivefunctionwouldbeconsideredinitsreactionsauponhisgeneralstandardoflifeonitseconomicside，i。e。，inrelationtohisproductiveandconsumptivefunctions；buponhisindividualhumanlife。
3Thestandardofconsumptionofeachconsumerwouldbeconsideredinrelationtoitstechnicalefficiencyaforpurposesofproduction；
bforpurposesofindividualwelfare。
4Industryasasocialfunctionwouldbesubjectedtocriticismfromthewiderstandpointofsocialwelfare，i。e。，asoneelementcontributingtothelifeofanation。