washington u.s. president donald trump use luncheon senate republicans tuesday get view tap next leader federal reserve accord senators attend say make decision soon senator john cornyn republican senate tell reporters cornyn decline say appear win support source familiar matter say trump poll republicans whether would prefer stanford university economist john taylor current feed governor jerome powell job senators prefer taylor powell source say trump also say consider reappointing current head u.s. central bank janet yellen source say interview fox business network air sunday trump say consider nominate powell taylor top spot feed add also like yellen white house officials say trump economic adviser gary cohn former feed governor kevin warsh also consideration ask poll senator john kennedy tell reporters remember people raise hand name others think anybody count say another senator attend tim scott say think taylor bloomberg news report remark push yield u.s. government debt high weigh stock yellen nominate top job feed democratic president barack obama lead central bank since early 2014. term expire february trump could decide renominate nominee would win senate approval mention really great meet yellen kennedy say tell way go place anybody else ask trump consult republican senators feed chief candidates