French shipping billionaire Rodolphe Saade said his company is ready to contribute more tax to help repair France’s stretched public finances, indicating resignation may be setting in among some of the country’s wealthiest citizens to a shift in government policy.

“If there is a solidarity contribution by companies that generate profit, CMA CGM would pay its part,” he told reporters on Monday. “We’ll do what we need to do, but as for me, my role as CEO and chairman is to make sure that CMA CGM continues to grow.”

Faced with widening budget deficits, France’s new prime minister, Michel …