Economy of New York City feet (37.2 million m) that same year, is the largest central business district in the world. New York City is distinctive for its high concentrations of advanced service sector firms in the law, accountancy, banking and management consultancy fields. It is the top global center for the advertising industry, which is metonymously called "Madison Avenue". Silicon Alley, metonymous for New York's broad-spectrum high technology sphere, continues to expand. Finance, high technology, real estate, insurance, and health care all form the basis of New York's economy. The city is also the nation's most important center for mass media, journalism, and publishing.
Silicon Hills Silicon Hills Silicon Hills is a nickname for the cluster of high-tech companies in the Austin metropolitan area in the U.S. state of Texas. The name is analogous to Silicon Valley, but refers to the hilly terrain on the west side of Austin. High tech industries in the area include enterprise software, semiconductors, corporate R&D, biotechnology, gaming, and a variety of startup companies. Technology companies with offices in the area include Advanced Micro Devices, Apple Inc., ARM Holdings, Cisco, eBay, Facebook, Google, IBM, Indeed, Intel, Silicon Labs, Texas Instruments, Oracle Corporation, VMWare, and many others. Dell's worldwide headquarters are located