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 Forest notable companies in the Silicon Forest. They may have been founded in the Silicon Forest or have a major subsidiary there. A list of Portland tech startups (technology companies founded in Portland) is provided separately. Silicon Forest Silicon Forest is a nickname for the cluster of high-tech companies located in the Portland metropolitan area in the U.S. state of Oregon, and most frequently refers to the industrial corridor between Beaverton and Hillsboro in northwest Oregon. The name is analogous to Silicon Valley. In the greater Portland area, these companies have traditionally specialized in hardware — specifically test-and-measurement equipment (Tektronix), computer