This article reviews the literature on automation and its impact on labor markets, wages, factor shares, and productivity. I first introduce the task model and explain why this framework offers a compelling way to think about recent labor market trends and the effects of automation technologies....

Doctors facing similar patients often make different treatment choices. These decisions can have important effects on patient health and health care spending. This paper seeks to organize the recent economics literature on physician decision making using a simple model that incorporates doctor...