Zenith Upgrades U.S. Ad Outlook
Apr 23, 2004, 12:00 AM
ZenithOptimedia Group revised its 2004 U.S. ad spending growth estimates up to 5.5 percent from 5.1 percent in December, reports AdAge.com. The revised forecast projects U.S. spending will expand 3.9 percent in 2005 and 4.1 percent in 2006.