Political Economy Commons^™

Using geographically disaggregated data and exploiting an instrumental variable strategy, we show that, contrary to conventional wisdom, the benefits of the 1990 Clean Air Act Amendments (CAAA) were progressive. The CAAA created incentives for local regulators to target the initially dirtiest areas for cleanup, creating heterogeneity in the incidence of air quality improvements that favored lower-income households. Based on house price appreciation, households in the lowest quintile of the income distribution received annual benefits from the program equal to 0.3% of their income on average during the 1990s, over twice as much as those in the highest quintile.

Building on the models developed by Boix, Acemoglu, and Robinson on the relationship between economic structures and regime change, we develop a theory that emphasizes structural characteristics of societies and the effects of policy change in such circumstances. We posit that significant policy change in an unequal or asset-specific society induces coups against the incumbent political leader by the losing faction of the elites seeking to prevent or cut losses associated with the policy shifts. Our empirical analysis indicates that the risk of a coup rises considerably during a period of a significant policy change in a society with a …