Rising French government borrowing costs will require “serious” talks in parliament on the country’s budget, said government spokeswoman Maud Bregeon on Monday, as the government tries to balance cutting the deficit without hurting consumers too much. “All of this will clearly require a lot of rigor,” said Bregeon, who also reaffirmed that the government would look to improve the public finance situation and reduce the deficit without imposing tax rises on French citizens. The yields on French 10-year government bonds reached their highest level since 2008 last week, going above 4.13 per cent. [...]