Cambridge as a geographical reference often crops up in the characterisation of the economic theories and approaches that developed in Cambridge (UK) between the 1920s and the 1960s with the contribution of economists who did not always share the same interests, background or attitudes, but who...

<title>Abstract</title> We review Keynes's constant concern with commodity prices, both as speculator and as theorist, arguing that it was never divorced from his view on market instability. We also look at Kahn's contribution on buffer stocks, which brought to fruition the original intuition by Keynes,...