This paper estimates the yields for five grains in 33 provinces of Spain in the mid-18th century. The results show that yields were higher in the north of the country, and that the most fertile provinces of Spain were not far behind the most advanced agricultural regions of the world. Average...

In many countries, regional income inequality has followed an inverted Ushaped curve, growing during industrialisation and market integration and declining thereafter. By contrast, Sweden’s regional inequality dropped from 1860 to 1980 and did not show this U-shaped pattern. Accordingly,...