This paper focuses on the role of small models in macrodynamics. It discusses the insights that I believe these models offer and the extent to which they can address some of the complex issues, such as heterogeneity and interactions among agents that are receiving increasing attention in the...

This paper examines the significance of the time path of a given productivity increase on growth and inequality. Whereas the time path impacts only the transitional paths of aggregate quantities, it has both transitional and permanent consequences for wealth and income distribution. Hence, the...