But for most of them, that hasn't meant a corresponding drop in online ad revenue. (canadianbusiness.com)
More time reading the newspaper online translates into more online ad revenue. (goodereader.com)
Google, a unit of tech giant Alphabet (NASDAQGOOGL), and Facebook are estimated to have taken half of online ad revenue worldwide in 2017 and more than 60 percent in the United States, according to. (petesgrillandpizza.com)