In this paper we provide a framework for evaluating public transit investment, taking account
of the effects of transit investment on traffic congestion and air quality. We discuss how to …

Does traffic congestion negatively impact the economic growth of metropolitan areas? This
article reviews the findings of three research directions addressing this question. First …

Public transit accounts for 1 percent of US passenger miles traveled but attracts strong
public support. Using a simple choice model, we predict that transit riders are likely to be …

This study explores the impact of bicycle-sharing infrastructure on urban transportation. We
estimate a causal effect of the Capital Bikeshare on traffic congestion in the metropolitan …

A Brookings Institution Press and American Enterprise Institute publication When should
government intervene in market activity and when is it best to let market forces take their …

Despite massive investments in transportation infrastructure, traffic congestion remains a
major societal and public policy problem. Intelligent transportation systems (ITS) have been …

For several decades a debate has been raging in development economics on the relative
virtues of the free market as opposed to state intervention, with neither side convincing the …

Congestion and road accidents are both considered essential challenges for sustainable
mobility in large cities, but their relationship is only partially explored by the literature. In this …

Public transit is viewed as a potential means to mitigate traffic congestion and its resulting air
pollution and health consequences. A recent wave of studies has emerged examining …

Transportation is a vital sector of the US economy based on consumers', firms', and
government's enormous expenditures in money and time and on its effect on virtually all …