Media in New York City have their editorial offices based in the city. New York is home to the corporate headquarters of such publishing giants as: Among other national leaders based in New York city are "Newsweek", owned by The Newsweek Daily Beast Company", and Rolling Stone", published by Wenner Media. In the 1930s, New York-based RCA was the nation's largest manufacturer of phonographs. In the late 19th and early 20th century, most sheet music in the United States — especially the popular songs of the day, many now standards — was printed at Tin Pan Alley, so called because the constant sound of new
Concentration of media ownership in Turkey providers in which a real person or a legal entity is a direct or indirect shareholder cannot exceed thirty per cent of the total commercial communication income of the media sector. The horizontal concentration of audience and readership across media platforms as to July 2016 has been measured by the Media Ownership Monitor Turkey project. Concentration was measured by using the Top 4 largest audience share for each media type. As to audience concentration in television, the survey found a medium level of concentration (44%). Out of the four top media owners in the market, three are considered generally to