In this paper we model a financial market composed of agents with heterogeneous beliefs who change their strategy over time. We propose two different solution methods which lead to two different types of endogenous dynamics. The first makes use of the maximum entropy approach to obtain an...

The public at large, many policymakers, and a number of economists hold views of social welfare that are non-welfarist, which is to say that some importance is attached to factors other than individuals' utilities. We show, however, that any non-welfarist method of policy assessment violates the...