Arbitron has begun beta-testing its new PPM360 technology. While the audience research company didn’t say which PPM markets have the new meters, spokeswoman Beth Webb said on its monthly client this ...
Six of Arbitron’s group clients – including the biggest of all, Clear Channel – have told Arbitron what they think the company needs to be doing to improve their confidence in using Portable People ...
Results that may be inaccessible to you are currently showing.
Hide inaccessible results