In this paper, we examine the impact of government enforcement of the U.S.-Mexican border on wages in the border regions of the United States and Mexico. The U.S. Border Patrol polices U.S. boundaries, seeking to apprehend any individual attempting to enter the United States illegally. These...

We examine illegal immigration in the United States from Mexico over the period 1976-1995. One challenge is that we do not observe the number of individuals that attempt to enter the United States illegally; we only observe the number of individuals apprehended attempting to cross the...

This paper examines the determinants of illegal immigration in the United States from Mexico from 1976 to 1995. The main challenge in the empirical work is that the observations are not the number of individuals that attempt to enter the United States illegally, but rather the number of...

This paper examines the determinants of illegal immigration in the United States from Mexico from 1976 to 1995. The main challenge in the empirical work is that the observations are not the number of individuals that attempt to enter the United States illegally, but rather the number of...

In this paper we build a model of market competition among religious denominations, using a framework that involves incomplete contracts and the production of club goods. We treat denominations akin to multinational enterprises, which decide which countries to enter based on local market...

Immigration policy is one of the most contentious public policy issues in the United States today. High-skilled immigrants represent an increasing share of the U.S. workforce, particularly in science and engineering fields. These immigrants affect economic growth, patterns of trade, education...

Society’s transition toward more sustainable energy sources is well underway. But substantially reducing the use of fossil fuels to generate electricity, to power vehicles, and to manufacture the stuff of everyday life will profoundly disrupt the communities that currently dedicate themselves...