This paper explores empirically the relation between special-interest groups and economic growth. Our analysis exploits new data on the number of groups observed across countries and time, in order to mitigate the identification problems associated with earlier studies. Also in contrast to earlier work, we examine the impact of groups on two sources of growth—capital accumulation and technologi...

This paper explores the relationship between special-interest groups and volatility of GDP growth. In an unbalanced panel of 108 countries, we find a significant negative relationship between the number of interest groups in a country and the volatility of GDP growth. Citation: Coates, Dennis, Jac Heckelman, and Bonnie Wilson, (2007) "Special-Interest Groups and Volatility." Economics Bulletin,...