The Internet Advertising Bureau released a new report Thursday on the growth of mobile advertising revenue around the world. Overall, mobile ad revenue increased 64.8% from $19.3 billion in 2013 to $31.9 billion in 2014. IAB Senior VP Anna Bager said, "Mobile devices are at the center of consumers' lives across the globe and these numbers reflect brands' increasing recognition that this medium holds great power. Now is the time for the industry to coalesce on standards and guidelines to build even more momentum for mobile marketing around the world." North America makes up 45 percent of the total revenue pie and grew at a 77 percent clip last year
