RT Journal Article SR Electronic T1 How More Precise Magazine Inputs Can Improve Media Mix Modeling JF Journal of Advertising Research JO J Advert Res FD WARC SP 10 OP 15 DO 10.2501/S0021849910091129 VO 50 IS 1 A1 James Collins A1 David Dixon A1 Wayne Eadie A1 Mark Reggimenti A1 David Shiffman A1 Julia Soukhareva A1 Judy Vogel A1 Britta Ware YR 2010 UL http://www.journalofadvertisingresearch.com/content/50/1/10.abstract AB