We study insurers’ behavior under monopoly and Cournot duopoly when they canaffect the probability or magnitude of harm from accidents. The way consumers’risk aversion changes with wealth and the way risk affects the slope of the demandfunction determine whether Cournot duopolists increase...

This paper studies the implication, in terms of welfare and monetary policy, of unequal degrees of competition across members of a currency area. We look at two ways in which the degree of competition in the market for goods can affect welfare in a currency area. One is through different average...