But if Marine Le Pen wins President Emanuel Macron in next Sunday’s election and tries to implement her plan, she could spend many of her first 100 days embroiled in controversy with parliament, the French constitution and the French Brussels, experts warn. She could also find it difficult to find capable people to serve in her government. “It would be a mess,” said Tomasz Michalski, a professor of economics at HEC Paris. Le Pen’s successful campaign owes much to France’s promise to tackle cost-of-living crisis EMMANUEL DUNAND / GETTY IMAGES So what would the right-wing leader of the National Coalition try to do if he were elected and why would he do it?