Allkindsofquidproquo’sarejumbledtogetherwhenAdamSmithsays:”Wages，profit，andrent，arethethreeoriginalsourcesofallrevenueaswellasofallexchangeablevalue。Allotherrevenueisultimatelyderivedfromsomeoneorotherofthese。”BookI，Ch。6，p。48。
1Allmemberofsocietynotdirectlyengagedinreproduction，withorwithoutlabour，canobtaintheirshareoftheannualcommodity-product——inotherwords，theirarticlesofconsumption——primarilyoutofthehandsofthoseclassestowhichtheproductfirstaccrues——productivelabourers，industrialcapitalists，andlandlords。Tothatextenttheirrevenuesaremateriallyderivedfromwagesoftheproductivelabourers，profit，andrent，andappearthereforeasderivativevis-a-visthoseprimaryrevenues。Butontheotherhandtherecipientsoftheserevenues，derivedinthissense，drawthembyvirtueoftheirsocialfunctions——asaking，priest，professor，prostitute，soldier，etc。，andtheymay，therefore，regardthesefunctionsastheoriginalsourcesoftheirrevenue。
2——andhereAdamSmith’sridiculousblunderreachesitsclimax。Afterstartingbycorrectlydefiningthecomponentpartsofthevalueofthecommoditiesandthesumofthevalue-productincorporatedinthem，andthendemonstratinghowthesecomponentpartsformsomanydifferentsourcesofrevenue，[39]afterthusderivingtherevenuesfromthevalue，heproceedsintheoppositedirection——andthisremainsthepredominantconceptionwithhim——andturnstherevenuesfrom”componentparts”into”originalsourcesofallexchangeablevalue，”therebythrowingthedoorswideopentovulgareconomy。SeeourRoscher。[MarxhasinmindW。Roscher’sSystemderVokswirtschaft。BandI:DieGrundlagenderNationalö；konomie。Dritte，vermehrteundverbesserteAuflage。
StuttgartundAugsburg，1858——Ed。]3。TheConstantPartofCapitalLetusnowseehowAdamSmithtriestospirittheconstantpartofthecapital-valueawayfromthecommodity-value。”Inthepriceofcorn，forexample，onepartpaystherentofthelandlord。”
Theoriginofthisconstituentofvaluehasnomoretodowiththecircumstancethatitispaidtothelandlordandformsarevenueforhimintheshapeofrentthantheoriginoftheotherconstituentsofvaluehastodowiththefactthatasprofitandwagestheyformsourcesofrevenue。”Another[portion]paysthewagesormaintenanceofthelabourers”[”andlabouringcattle，”headds]”employedinproducingit，andthethirdpaystheprofitofthefarmer。Thesethreepartsseem”[theyseemindeed]”eitherimmediatelyorultimatelytomakeupthewholepriceofcorn。”[40]Thisentireprice，i。e。，thedeterminationofitsmagnitude，isabsolutelyindependentofitsdistributionamongthreekindsofpeople。”Afourthpart，itmayperhapsbethought，isnecessaryforreplacingthestockofthefarmer，orforcompensatingthewearandtearofhislabouringcattle，andotherinstrumentsofhusbandry。Butitmustbeconsideredthatthepriceofanyinstrumentofhusbandry，suchasalabouringhorse，isitselfmadeupofthesamethreeparts:therentofthelanduponwhichheisreared，thelabouroftendingandrearinghim，andtheprofitsofthefarmerwhoadvancesboththerentofthisland，andthewagesofthislabour。