IPG’s Magna Reduces U.S. Outlook, Cites Economic Slowdown by Joe Mandese  @mp_joemandese, September 29, 2022 IPG Mediabrands’s Magna this morning becomes the latest of the Big 4 holding company forecasting units to lower U.S. ad growth expectations for this year and next, due mainly to the slowdown in the U.S. and global economies. Magna reduced … Continue reading IPG’s Magna Reduces U.S. Outlook, Cites Economic Slowdown →