Global stocks gain as sturdy earnings offset political worry

By Hilary Russ NEW YORK (Reuters) - Key world stock indexes climbed on Thursday, while yields fell on some of the euro zone's battered low-rated bonds as investors took inspiration from corporate earnings and put aside for now the political risks that have dominated markets this week. Investors had in recent weeks been pondering the potential impact of the protectionist policies of U.S. President Donald Trump, an unpredictable European electoral future and a potential winding-down of central ban