Fueled by the Winter Olympics, total advertising expenditures increased 5.7% in the first quarter of 2014 to $34.9 billion, according to recent data from Kantar Media. According to Jon Swallen, chief research officer at Kantar Media North America, without the Olympics’ contribution, the growth rate for remaining expenditures was just under 4%. Every measured type of television had expenditure increases in Q1. Network TV increased 14.5%; cable TV expenditures increased 6.2% in Q1; Spanish langu...