UK watchdog warns banks against 'opportunistic' transaction booking

LONDON (Reuters) - Britain's top markets regulator will clamp down on any attempt post-Brexit to return to the "bad old world" of opaque transactions in which banks did not know where trades were being booked, he said on Tuesday.

from Reuters: Top News http://uk.reuters.com/article/uk-britain-eu-banks-idUKKBN17K1IQ?feedType=RSS&feedName=topNews