It's Friday, so today I'll provide a quick overview of what's happening in global markets and then offer you some weekend reading suggestions away from the headlines. * U.S. President Donald Trump on Thursday threatened to slap a 200% tariff on wine, cognac and other alcohol imports from Europe, opening a new front in a global trade war that has roiled financial markets and raised recession fears. * Top U.S. Senate Democrat Chuck Schumer on Thursday said he would vote to advance a Republican stopgap funding bill, signaling that his party would provide the votes to avert a government shutdown.