By Sinéad Carew and Iain Withers NEW YORK/LONDON (Reuters) - MSCI's global equities index edged higher on Friday, after registering a record close in the prior session, while U.S. Treasury yields rebounded after sliding the day before when expectations climbed for U.S. rate cuts. The University of Michigan's Surveys of Consumers showed that U.S. consumer sentiment fell for a second straight month in September to its lowest point since May, as consumers saw rising risks to business conditions, the labor m ...