The Indian state of Punjab, which initially benefited greatly from the Green Revolution, has suffered from a dramatic rise in agrarian suicides for several decades. We use a carefully constructed sample of over one thousand farmers in the epicenter, and build a three-stage model of agricultural...

While patent data are now readily available for most nations, these data are still of minimal use for economic analysis due to their mode of presentation. Patents are recorded for administrative purposes using the International Patent Classification (IPC) system, which categorises inventions by...

This paper examines the post-War Summer and Winter Olympic Games in order to determine the economic and political determinants of national participation, of female participation in particular, and of success at the Games (i.e., medal counts). Compared to the Summer Games, Winter participation...

The economics literature clearly shows that the transmission of knowledge diminishes with physical distance, a factor contributing to industrial clustering. This paper investigates how those distances have stretched over time. We measure the physical distance between collaborating inventors, as...