"We do as much business in North America as we do in the euro zone," Jean-Paul Agon told the Wall Street Journal.

Factoring in all of the dollar-linked currencies, Agon said "the fourth quarter will be good".

Lower oil prices should also benefit consumers and, overall, Agon said he was "very optimistic about 2015".

(Reporting by Dominique Vidalon; editing by David Clarke)