CEO also talked about retail media and the French election.
'The last 12 months have been a tough fight for transformation, but without a doubt a necessary one,' holding company chief said.
Publicis Groupe was best partner from strategy point of view, despite not being the most compelling on price, chairman and CEO says.
'We have learned a lot,' Publicis Groupe chief executive insists.
The chief executive of Publicis Groupe has experienced his first bad financial quarter since he took charge last June, as a drop in organic growth led its shares down 9%
Arthur Sadoun appears to be showing the strain of leading Publicis Groupe in the company's annual Christmas message to its employees.
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