Recent decades have seen almost unprecedented economic growth in income per capita around the world. Yet this extraordinary overall performance masks a wide variation in growth rates across different countries, with persistent underdevelopment in some parts of the world. This disparity...

A woman assessing the wealth of a potential husband may observe some, but not all, of his wealth. She may screen, leading to status consumption and wasteful gift giving. The screening activity is costly not only for the potential husband, but also for the woman, as it reduces the wealth of the...