Amazing Skyscrapers

Financing skyscrapers is a huge undertaking, costing hundreds of millions and even billions of dollars. Many factors must be weighed which include not only interest rates, cost of supplies, labor and other construction costs, but environmental and social impacts of the area and economy surrounding the skyscraper. In addition, skyscrapers have structural and other engineering and logistical challenges that must be faced. Often design elements must be changed after wind tunnel and other tests, which can change the design and therefore the costs of the project.

Historically, skyscrapers have been funded by both consortiums of private investors and investment groups as well as governments. Building the tallest or one of the tallest buildings in the world can be seen to bring personal, civic and national pride. One well known case is the rivalry that occurred in New York to build the world's tallest building in the late 1920s. The competition between 40 Wall Street, the Chrysler Building