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.
Media of Croatia the meaning of "connected/affiliated parties", meaning individuals connected through family, marriage, relatives, shareholders, etc. that are taken into consideration when determining media concentration. The 2009 amendments to the Law on Electronic Media extended the anti-concentration measures also to the Internet and other distributors/providers as well as to non-linear services, such as on-demand TV. The Agency for the Protection of Market Competition monitors and reviews all planned concentration in the media sector, regardless of the total revenue of the companies. Also the Council for Electronic Media must be notified of every change in the ownership structure. If the Agency finds a