Why might a manufacturer subscribe to a monitor of cultural change?
It would be good for his business
* A study of radio, television and print media for the purpose of reaching the optimal consumer audience.\n      www.motto.com/glossary.html\n\n    * Marketing research that focuses on issues of media selection and frequency.\n      www.glencoe.com/sec/busadmin/marketing/dp/ad_serv/gloss.shtml