We outline, briefly, the role that issues of the nexus between noncomputability and unpredictability, on the one hand, and between undecidability and un-solvability, on the other, have played in Computable Economics. The mathematical underpinnings of Computable Economics are provided by...

Hugh Hudson’s classic article on A Model of the Trade Cycle has never, to the best of our knowledge, received the serious attention it deserved (and deserves, even now, 55 years after its original publication). It was written in what we would like to call the classic Hicks-Kaldor mode, i.e.,...

We study the emergence of the nonlinear, endogenous, theory of the business cycle, in mathematical modes, within the framework of a macroeconomic theory, which was itself going through its own formal 'birth pangs' at the same time, in the same years. The first part of the story begins in 1928...