Global advertising spend will increase 4.9% in 2015 and total $545 billion, here are some keys from the recent projections from ZeniteOptimedia.

North America, expected to growth 3.8% in 2015, 4.1% in 2016, and 3.7% in 2017.

Western and Central Europe, increase of 2.9% a year through 2017.

Fast-track Asia, between 10-11% a year through 2017.

 

 

Mobile is expected to the biggest driver of global advertising growth,  followed by desktop, television, outdoor, radio, and cinema.