IEX exchange bid should be judged on its own merits - FINRA chief

By John McCrank NEW YORK (Reuters) - A proposal to let U.S. stock exchanges delay order responses by less than a millisecond will likely move ahead, paving the way for "Flash Boys" heroes IEX Group to become an exchange, the head of Wall Street's self-funded watchdog said on Wednesday. Such delays would not harm the ability of market participants to access stock quotes and could encourage innovation from exchanges that benefits investors, the U.S. Securities and Exchange Commission said in its p