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Perspectives on Growth Theory

[Symposium: New Growth Theory]

By Robert M. Solow

Journal of Economic Perspectives, Winter 1994

This essay relates recent developments in growth theory to problems and ideas that first engaged R. F. Harrod, E. Domar, and their neoclassical successors. The body of 'new growth theory' began by finding special ways to assume that there are constant ret...

Homophily in Peer Groups

By Mariagiovanna Baccara and Leeat Yariv

American Economic Journal: Microeconomics, August 2013

The focus of this paper is the endogenous formation of peer groups. In our model agents choose peers before making contributions to public projects, and they differ in how much they value one project relative to another. Thus, the group's preference compo...