We summarize a framework for the study of the implications of automation and AI on the demand for labor, wages, and employment. Our task-based framework emphasizes the displacement effect that automation creates as machines and AI replace labor in tasks that it used to perform. This displacement...

Slavery has been a major institution of labor coercion throughout history. Colonial societies used slavery intensively across the Americas, and slavery remained prevalent in most countries after independence from the European powers. We investigate the impact of slavery on long-run development...

This paper argues that there was enough buying and selling (emptio venditio) in the early Roman Empire to show that there were markets, and there were enough markets at the time that there was a market economy. I use three examples to make these points, one from my research, one from the...