"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...