In models recently published by several influential macroeconomic theorists, rigidity in the real wages that firms pay newly hired workers plays a crucial role in generating realistically large cyclical fluctuations in unemployment. There is remarkably little evidence, however, on whether...

A simple oligopolistic common-pool exhaustible resource game is considered. By analysing punishment strategies, including optimal punishments, it is possible to determine which cartel agreements are implementable in a non-cooperative play of the game. Joint-profit maximizing allocations are...

We consider the problem of stabilising the income of a country, henceforth the borrower, which would always prefer a stable income to a random income with the same average, i.e. a country which is risk-averse. This would be appropriate for countries which are heavily reliant upon agricultural...