The Perimeter and High-Density Rules have been the foundation upon which the physically limited capacity of Ronald Reagan Washington National Airport has been allocated. The perimeter rule at National Airport requires nonstop scheduled airline flights from that airport to serve destinations...

Deregulation of the US domestic air transport market in 1978 brought significant benefits to air travelers. The scheduled airlines have been given the freedom to improve their efficiency through being able to adopt efficient network strategies and more effective operating practices. This study...

The marginal productivity of water used for industry varies among sectors in China, but there is great potential for the Chinese government to save water by raising water prices to industry, to encourage water conservation. - Using plant-level data on more than 1,000 Chinese industrial plants,...

Today 60 percent of Moroccans reside in urban areas, as opposed to 35 percent in 1970. By 2050, nearly three-quarters of the country's population will be living in cities. Along with the concentration of people, urbanization will lead to the increasing concentration of economic activities in...

Towns and cities are economic and social microcosms in which large numbers of people and firms interact. These interactions largely shape how a city looks, how it functions, and how it grows. But how exactly does this many-sided relationship work? What are the specific drivers of urban economic...