In this paper we model U.S. labor supply and demand over the next 25 years. Despite the anticipated aging of the population, moderate population growth will provide growing supplies of labor well into the 21st century. Improvements in labor quality due to greater education and experience will...

This article describes a multidisciplinary study of market-based policies for controlling air pollution in China. While previous studies have examined the costs and benefits of pollution control separately, this approach determines them together using an economy--environment model for China. We...