New York City in the world at 103, including former Mayor Michael Bloomberg. New York also had the highest density of millionaires per capita among major U.S. cities in 2014, at 4.6% of residents. New York City is one of the relatively few American cities levying an income tax (currently about 3%) on its residents. New York is a global hub of business and commerce. The city is a major center for banking and finance, retailing, world trade, transportation, tourism, real estate, new media, traditional media, advertising, legal services, accountancy, insurance, theater, fashion, and the arts in the United States; while Silicon Alley,
Silicon Prairie Silicon Prairie The Silicon Prairie, a take on the Silicon Valley, can refer to one of several places in the United States: an area in Texas, one in a multi-state region loosely comprising parts of Nebraska, Iowa, Wisconsin, South Dakota, Kansas, Minnesota, North Dakota, and Missouri, one in Wyoming, and one in Illinois. North Texas's Silicon Prairie refers to north Dallas and Dallas and Fort Worth's northern suburbs, all part of the Dallas–Fort Worth metroplex. It is named for the high concentration of semiconductor manufacturing, telecommunications, and other information technology related companies in the area. Dallas–Fort Worth area business in