This paper shows that Keynes's involuntary unemployment derived from Walras's voluntary unemployment by means of … supply function is a strongly increasing function, as in Walras's approach, there might be only voluntary unemployment, and … and an equilibrium point. According to Walras's approach also might be considered "forced unemployment' which is the …

This paper shows that the post-Walras general equilibrium theory is irrelevant to real contemporary economic life. The … the economic situation in reality. This paper traces concisely how Walras's theory has been became causing economic … science to deviate in an erroneous direction and reaching a deep crisis; because post-Walras's economists, since Pareto, have …