This paper compares Marx's economics with those by Sraffa, Keynes, Kalecki and Minsky. The paper takes an "ex post … attempt is made at studying in a systematic way, if and to what extent Sraffa, Keynes, Kalecki and Minsky were individually … influenced by Marx's work. First, the relationship between Marx's theory of value and Sraffa's reformulation of the classical …

Keynes, following the tradition of Marx, argued that all values are created by labour and profits. However, functional … tradition of the original Keynes provides an alternative. Here the profit rate is given by processes in the financial market …