Many Web sites get most of their revenue from online advertising. So which advertisers are spending the most money online -- and helping online publishers keep the lights on?
AT&T and Verizon, the two largest U.S. phone companies, bought the most online ads last year, according to comScore. In the 12-month period ending last November, AT&T bought almost 85 billion ads, while Verizon bought almost 57 billion.
On the whole, U.S. Internet users viewed more than 4 trillion display ads last year, according to comScore, representing roughly 20% year-over-year growth.
To read the full, original article click on this link: CHART OF THE DAY: Here's Who's Paying For All Your Free Content Online
Author: Dan Frommer
