Air travel and the associated greenhouse gas emissions have rapidly increased over the past decade. To contain this growth, many European countries have implemented passenger taxes on flight tickets. Meanwhile, some European countries have developed their High Speed Rail (HSR) network, which may...

Airline fuel consumption is costly for the firms and for society as well due to a climate-change externality. We study how fuel price changes affect cost-minimizing choices by airlines that have implications for the extent of this externality. The airline industry's capital stock can be easily...

Overwhelming evidence indicates that communities of Color in the United States are disproportionately harmed by pollution. Yet, state environmental regulators, who permit industrial polluters under the U.S. Clean Air Act, do not universally recognize these disparities. In Louisiana,...

A robust body of evidence shows that air pollution exposure is detrimental to health outcomes, often measured as deaths and hospitalizations. This literature has focused less on subclinical channels that nonetheless impact behavior, performance, and skills. This article reviews the economic...

Curbing CO2 emissions to combat climate change may be a defining challenge for the generation ahead. Due to their ecological footprint, rich countries have special responsibilities in this area. We present an innovative idea to deploy the evolving concept of the Physical Internet for the...

The FAA reports that the commercial airline industry flew 713 million passengers in 2010 and is projected to increase to 1.27 billion by 2031. Per the IATA, the airline industry’s global net profit was expected to reach $4.9 billion in 2012, accounting for fifteen million jobs worldwide and...