** HSBC could be poised for more weakness as thecontinued drop in U.S. Treasury yields encourages bets that thestock's bearish run is not over yet
** Latest trigger is the bank's HK listing breaking below recent lows Chart: http://link.reuters.com/ban73w
** London-listed stock down 8 pct in 2014 vs 3 pct drop inEuropean bank index
** Higher compliance costs as regulators tighten screws onindustry likely to keep return on tangible equity in checkmaking current valuations demanding, analysts say
** Prospect of lower yields weighing on earnings outlook forbanks & at about 1x price to book, HSBC is among the mostexpensive among UK & European peers.
(RM: tricia.wright1.thomsonreuters.com@reuters.net)