Theonlydrawbacktothismethodisthatwhenhecomestoexamineasingleoneofthesephases，M。Proudhoncannotexplainitwithouthavingrecoursetoalltheotherrelationsofsociety;whichrelations，however，hehasnotyetmadehisdialecticmovementengender。When，afterthat，M。Proudhon，bemeansofpurereason，proceedstogivebirthtotheseotherphases，hetreatsthemasiftheywerenew—bornbabes。Heforgetsthattheyareofthesameageasthefirst。
Thus，toarriveattheconstitutionofvalue，whichforhimisthebasisofalleconomicevolutions，hecouldnotdowithoutdivisionoflabor，competition，etc。Yetintheseries，intheunderstandofM。
Proudhon，inthelogicalsequence，theserelationsdidnotexist。
Inconstructingtheedificeofanideologicalsystembymeansofthecategoriesofpoliticaleconomy，thelimbsofthesocialsystemaredislocated。Thedifferentlimbsofsocietyareconvertedintosomanyseparatesocieties，followingoneupontheother。How，indeed，couldthesinglelogicalformulaofmovement，ofsequence，oftime，explainthestructureofsociety，inwhichallrelationscoexistsimultaneouslyandsupportoneanother？
FourthObservationLetusseenowtowhatmodificationsM。ProudhonsubjectsHegel’sdialecticswhenheappliesittopoliticaleconomy。