production embraced by heterodox traditions linked to Marx, Veblen, and Keynes. This paper examines and integrates (1) recent … contributions by David Graeber and Duncan Foley that reinterpret Marx's labor theory of value, (2) the interpretation of Keynes …'s liquidity preference theory as a theory of asset pricing that began with Sraffa and was further developed by Minsky and Kregel …