First-quarter radio ad spending was up 9% over the year-ago period, said the Radio Advertising Bureau, New York. National sales climbed 121% in the period, while local sales were up 9%, RAB said. Dollar figures were not given. RAB said the calculations are based on its radio revenue index of more than 100 markets. Radio ad spending in March was up 12%, RAB said, with local up 13% and national up 11%.
Copyright April 1998, Crain Communications Inc.