Ad$pender monitors advertising expenditure information for millions of product brands across television, radio, magazine, newspaper, internet and outdoor channels. You can search for information based on category, company name, subsidiary and brand. Spenders can be ranked by category, company name, brand and more. Data is available back to 1986##Restricted to: Ross Business School Constituents Only
http://searchtools.lib.umich.edu/V/?func=native-link&Resource=UMI04320
