This paper discusses the role played by NY Fed economist Robert Roosa and Paul Samuelson in the emergence of the literature on credit rationing at the beginning of the 1950s. I argue that, contrary to the story one can find in the technical surveys, an intermediate step between Roosa and the...

The neoclassical synthesis has been defined as a bridge between Keynesian theory and Walrasian general equilibrium theory. The aim of this article is to show that founders of the neoclassical synthesis were not homogenous in their appraisal of the importance of Walrasian theory. To do so, we...