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,
Concentration of media ownership Corus Entertainment and Shaw Communications), Rogers Communications, Quebecor, and the government-owned CBC/Radio-Canada. Each of these companies holds a diverse mix of television, specialty television, and radio operations. Bell, Rogers, Shaw, and Quebecor also engage in the telecommunications industry with their ownership of internet providers, television providers, and mobile carriers, while Rogers is also involved in publishing. In 2007, CTVglobemedia, Rogers Media and Quebecor all expanded significantly through the acquisitions of CHUM Limited, CityTV and Osprey Media, respectively. In 2010, Canwest Global Communications, having filed for bankruptcy, sold its television assets to Shaw (through a new subsidiary, Shaw Media) and spun