Sir Martin Sorrell on the $9bn valuation wipeout of his new-world holdco S4Capital – and why Publicis, Omnicom, Havas are ‘premier league’ players; Dentsu, WPP, IPG in ‘second division’.
Mi3 Audio Edition
Sir Martin Sorrell on the $9bn valuation wipeout of his new-world holdco S4Capital – and why Publicis, Omnicom, Havas are ‘premier league’ players; Dentsu, WPP, IPG in ‘second division’.
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