ECB stimulus draws tepid response from European stocks; banks end flat

(Reuters) - European stocks edged higher in choppy trading on Thursday, with banks underwhelmed by the European Central Bank's stimulus measures while Washington's move to delay tariffs on Chinese goods boosted automakers and technology firms.The pan-European stocks index gained as much as 0.8% after the ECB cut its deposit rate to a record low of -0.5% from -0.4% and said it will restart bond purchases of 20 billion euros a month from November.That initially sent bond yields tumbling, the euro..