• eMarketer, Thursday, October 13, 2011 12 AM

Advertisers will spend nearly $500 billion this year globally, with digital advertising as a "star performer," eMarketer estimates. The amount spent on mobile ads in the U.S. will reach $1.2 billion this year, surpassing spending in Japan, the current largest single-country market, by the end of 2012. Charts and data from eMarketer provide a detailed view of the global spend for mobile ads. The research firm estimates Western Europe’s share of online spend will decline as spend increases in emerging markets, such as Asia-Pacific, Latin America and Eastern Europe. 

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