This note clarifies some deep mathematical connections between the Dempster-Shafer theory belief functions (Dempster, 1967; Shafer, 1976) and preference for flexibility in the tradition of Kreps (1979).

Subjective expected utility (SEU) theory is ubiquitous in models of economic environments involving uncertainty. Part of its appeal is its elegant axiomatization by Anscombe and Aumann, whose representation theorem uses little more than the simple geometry of expected utility. Nevertheless, the...

We extend the Coase conjecture to the case of a seller with a single object, who faces n potential buyers and holds a sequence of English auctions until the object is sold. In an independent-private-values environment in which buyers and sellers share the same discount factor, we show that the...

Books reviewed in this article: K. Hoover, Casuality in Macroeconomics Jason Potts, The New Evolutionary Microeconomics: Complexity, Competence and Adaptive Behaviour Stephen Dobson and John Goddard, The Economics of Football Hazel Bateman, Geoffrey Kingston and John Piggott, Forced Saving:...