Exchange operators, US debt ceiling jitters weigh on European shares

European shares slipped on Wednesday as investors remained concerned about whether the outcome of the U.S. debt ceiling negotiations would result in averting a default. Downbeat earnings, led by exchange operators, weighed on the mood. The continent-wide STOXX 600 was down 0.3% as of 0716 GMT, with financial services companies and real estate firms leading declines. Euronext dropped 4.2% after the exchange operator reported a fall in first-quarter revenue and income, while