It may be difficult for French governments to defy both strikers and public opinion, but they now have an international obligation to keep the single market in operation.
But we're moving in the right direction, and we are going to keep on fulfilling our obligation to do every single thing we possibly can to pull this economy out of the ditch and to make sure that people can find jobs that pay good wages.
Separately, Mr Crozier has argued that the Royal Mail's universal service obligation - under which it is required to charge a single price to deliver letters anywhere in the UK - should be relaxed in order to help it compete in the deregulated market.
"If we are going to spend billions and billions of dollars on infrastructure in places like Iraq and Afghanistan especially if we can't get this country to invest a single dime on infrastructure in the United States we have an obligation to show the American people that it works, " Ms. McCaskill said.