Chapter 49: PUBLIC ACTION FOR PUBLIC GOODS.

Chapter 49 of the book "HANDBOOK OF DEVELOPMENT ECONOMICS," VOLUME 4, edited by T. Paul Schultz and John Strauss is presented. It focuses on the theory and evidence of public goods and political economy. The theory includes power or influence, tastes, group size, distribution of group benefits, and cohesion. It also presents the evidences, empirical methods, role of group characteristics, experiments of public goods, as well as the welfare costs of the misallocation of public goods.