Global adspend will grow 4.9% to reach $545 billion in 2015

And a quote that touches on mobile, social media, and programmatic:

 “Mobile technology is creating new opportunities for brands to build relationships with consumers, while programmatic buying is making brand communication cheaper and more effective. Social media provides a strong example of how to advertise effectively on mobile platforms, and we expect mobile marketing to develop further as other media learn from this example,”

via Global adspend to grow by 5% in 2015 and by 6% in 2016.