He left after a few months and served during the French presidential campaign as an economic advisor to PS candidate Ségolène Royal, who, in a run-off, lost the election to Nicolas Sarkozy.
He left after a few months. He served during the French presidential campaign as an economic advisor to PS candidate Ségolène Royal. This was in a run -. PS candidate Ségolène Royal off, lost the election to Nicolas Sarkozy.