Week in Charts: Havas Gets Used to Client Pressure on Fees, WPP Grows its Principal Media Revenues, and Publicis Leads New Business Wins

In this week's Week in Charts, Havas gets used to client pressure on fees, WPP grows its principal media revenues, and Publicis leads new business wins. To have Week in Charts delivered to your inbox, you can sign up to the newsletter here. Quote of the Week   Number of the Week Charts of the Read More