Summary:

By Mark Sweney: Sir Martin Sorrell’s advertising group, WPP, today reported an increase in like-for-like revenues of 1 percent in March

Sir Martin Sorrell
photo: AP Images

By Mark Sweney: Sir Martin Sorrell’s advertising group, WPP, today reported an increase in like-for-like revenues of 1 percent in March

This article originally appeared in © Guardian News & Media Ltd..

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