new york/washington longtime donald trump supporter activist investor carl icahn confirm tuesday president-elect look wall street veteran steven mnuchin choice treasury secretary billionaire wilbur ross commerce secretary speak realdonaldtrump steve mnuchin wilbur ross consider treasury commerce would great choices icahn write twitter icahn close ally trump often praise republican presidential campaign business acumen also tweet mnuchin ross friends two smart people know mnuchin former goldman sachs partner trump campaign finance manager consider front-runner treasury post much past week since trump stun election victory mnuchin inclusion trump campaign team question time stephen bannon trump chief white house strategist interview breitbart news bannon ask trump whether presidential candidate sell wall street list head treasury department also include jpmorgan chase chief executive jamie dimon republican representative jeb hensarling chairman powerful house financial service committee hensarling say would prefer focus revamp financial regulation dimon lifelong democrat deny interest job past ross billionaire investor part trump economic advisory team call ross immediately return mnuchin walk trump tower lobby manhattan tuesday morning would comment personnel decisions say trump team make sure get big tax bill pass big tax change since reagan lot excite things first 100 days trump presidency republicans retain majorities congress trump clear shoot enact major tax cut reform legislation roll back 2010 dodd-frank financial regulation law pass wake financial crisis new treasury secretary would play key role craft legislation well manage potential new debt issuance much trillion congress agree trump propose infrastructure spend program high stake wall street focus selection next treasury chief president barack obama choices post time different gregory peters senior investment officer prudential fix income say tuesday reuters global investment outlook summit new york role take great importance unlike current secretary jacob lew view investors take low profile focus largely international issue past year next treasury secretary expect feature player articulate execute trump administration new economic policies initiatives figure mnuchin wall street experience might see good equip manage relationship treasury bank facilitate u.s. debt issuance last wall street insider serve post henry paulson former goldman sachs ceo appoint george w. bush whose term dominate bank bailouts 2008 financial crisis mnuchin whose father also goldman sachs partner work investment bank nearly two decades start mid-1980s time wall street develop major financial innovations include new securitization techniques collateralize debt obligations instrument would late contribute financial crisis 2009 lead group investors purchase assets fail california-based mortgage lender indymac 1.55 billion include loss-sharing deal federal deposit insurance corp. rehabilitate operation rebranding onewest bank sell 2014 3.4 billion cit group inc 3.4 billion trump eye mnuchin ross economy job icahn