A fundamental principle of economics is that specialization and the division of labor increase the productivity of workers by allowing them to concentrate on narrowly defined tasks. However, not all firms appear to promote a high degree of specialization, but instead rotate workers among several...

A fundamental question of economic and technological history is why some civilizations adopted new and important technologies and others did not. In this paper, we construct a simple political-economy model that suggests that rulers may not accept a productivity-enhancing technology when it...