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This picture illustrates a variety of transportation systems: public transportation; private vehicle road use; and rail. Transport economics is a branch of economics founded in 1959 by American economist John R. Meyer that deals with the allocation of resources within the transport sector. [1] It has strong links to civil engineering.
Transport plays an important part in economic growth and globalization, but most types cause air pollution and use large amounts of land. While it is heavily subsidized by governments, good planning of transport is essential to make traffic flow and restrain urban sprawl.
Air travel is a form of travel in vehicles such as airplanes, jet aircraft, helicopters, hot air balloons, blimps, gliders, hang gliders, parachutes, or anything else that can sustain flight. [1] Use of air travel began vastly increasing in the 1930s: the number of Americans flying went from about 6,000 in 1930 to 450,000 by 1934 and to 1.2 ...
Upon entering World War I in 1917, the United States government mobilized the nation's economy, with results that included an expansion of the small aviation manufacturing industry. Before the end of the conflict, Congress voted funds for an innovative postal program that would serve as a model for commercial air operations. [1]
1939 Air Transport Association advertisement with Eleanor Roosevelt promoting commercial air transportation in the US. A4A's stated purpose is to "foster a business and regulatory environment that ensures safe and secure air transportation and enables U.S. airlines to flourish, stimulating economic growth locally, nationally and globally". [5]
The cargo shortage may evaporate if the global economic crisis depresses demand: the WTO forecast a global trade contraction of 13–32% in 2020. [19] International mail between many countries stopped completely, either due to suspension of domestic service or lack of transportation. [20]
The global airline industry continues to grow rapidly, but consistent and robust profitability is elusive. Measured by revenue, the industry has doubled over the past decade, from US$369 billion in 2004 to a projected $746 billion in 2014, according to the International Air Transport Association (IATA).
Perceiving air traffic to be a means of circumventing the resulting lack of linkage between newly independent African states, the Organization of African Unity (OAU) declared in 1973 that air transport was "both far-reaching and essential for the development of Inter-African trade and for the improvement of the economic, social and cultural ...