"U.S. airlines have lost nearly $60 billion (2009 dollars) in domestic markets since deregulation, most of it in the last decade. More than 30 years after domestic airline markets were deregulated, the dismal financial record is a puzzle that challenges the economics of deregulation. I examine...

In Africa, where poor roads, ports, and railways often constrain efficient transportation, air transport holds great potential as a lever for economic growth and development. Yet Africa has suffered several decades of inefficient air services. Uncompetitive flag carriers, set up by newly...

"The NBER Bulletin on Aging and Health provides summaries of publications like this. You can sign up to receive the NBER Bulletin on Aging and Health by email. Airports are some of the largest sources of air pollution in the United States. We demonstrate that daily airport runway congestion...

In Africa, where poor roads, ports, and railways often constrain efficient transportation, air transport holds great potential as a lever for economic growth and development. Yet Africa has suffered several decades of inefficient air services. Uncompetitive flag carriers, set up by newly...