John Maynard Keynes's liquidity preference theory, Kregel argued that such rejection leaves the relation between money and … capital asset prices, and thus investment theory, hanging. This paper extends Kregel's analysis to an examination of the role … requires an extension of the circuit theory of money, along the lines of the credit and state money approaches of modern …

model featuring costly state verification and cash-in-advance constraints. Using an instrumental variables strategy, I …