We investigate the effect of subway system openings on urban air pollution. On average,
particulate concentrations are unchanged by subway openings. For cities with higher initial …

The transportation sector is a major source of air pollution worldwide, yet little is known
about the effects of transportation infrastructure on air quality. This paper quantifies the …

Major cities in China and many other fast-growing economies are expanding their subway
systems in order to address worsening air pollution and traffic congestion. This paper …

This paper studies the effect of public transport policies on urban pollution. It uses a
quantitative equilibrium model with residential choice and mode choice. Pollution comes …

We study whether subways alleviate road congestion by examining 45 subway line
launches in China and by using detailed data on road speed. Our difference-in-differences …

Over the last 30 years, China's economy has boomed. This trend has lifted hundreds of
millions of Chinese out of poverty but it has also sharply increased local, regional, and …

Particulates are one indicator of air quality. This paper estimates particulate production
functions to study how particulates co-move with manufacturing activity. I study whether …

This paper analyzes the effect of polluting manufacturing facilities on the economic
characteristics of nearby neighborhoods. It tests the hypothesis that communities exposed to …

We assess how regional rail service affects air pollution in Germany, where rail service is
procured in auctions or negotiations. We argue that the procurement mode is plausibly …

Air pollution is widely believed to cause healthy risks and influence nations' economic
dimensions. This paper investigates the impact of air pollution on housing prices in China's …