This paper surveys work on dynamic heterogeneous agent models (HAMs) in economics and finance. Emphasis is given to simple models that, at least to some extent, are tractable by analytic methods in combination with computational tools. Most of these models are behavioral models with boundedly...

A pluralist approach to economics is both necessary from an academic as well a policy point of view. From an academic viewpoint pluralism can be understood as the outcome of competition and specialization in the search for new ideas that can deal with imperfections of the real world. From a...

These notes review two simple heterogeneous agent models in economics and finance. The first is a cobweb model with rational versus naive agents introduced in Brock and Hommes (1997). The second is an asset pricing model with fundamentalists versus technical traders introduced in Brock and...