new york donald trump say lot things sit u.s. president instead candidate job could expect roil financial market investors take republican presidential nominee word would sell share apple inc aapl.o mondelez international inc mdlz.o ford motor co f.n cash mexican equities target trump threats boycott barrier wall import tax investors bet trump presidency would buy share u.s. company deal exclusively domestic customers suppliers yet trump trade much evidence wall street market strategists investors tell reuters find difficult position portfolios possible presidency part many proposals contradictory lack specific implementation detail business coverage ex-goldman banker gordon dyal beef boutique amazon make debut student loan business pain u.s. crude trump win nov. election investors say clear new york businessman could push policies clash mainstream republican party view free trade low tax investment community particular trouble figure trump say bruce mccain chief investment strategist key private bank cleveland take individual items seriously would candidates say traders say watch trump speech republican convention thursday night sign would address business tax issue though expect scant detail trump campaign respond call email request comment investment strategists view policies u.s. stock index rally new highs trump receive nomination party platform include proposal reinstate 1933 glass-steagall law would require breakup large u.s. bank trump presidency would good market uncertainty among investors true priorities say paul zemsky chief investment officer multi-asset strategies solutions voya investment management new york zemsky however say far sell securities trump hard react things say lack specificity probability elect still low change portfolio likely profitable say sure trump supporters wall street anthony scaramucci founder skybridge capital back trump say would good economy would cut back business-limiting regulations govern bank investments labor policies also think trump would bring tax reform although never elect public office trump defeat 16 republican rival win nomination trail democratic rival hillary clinton percentage point narrow gap 15 point late last week accord reuters/ipsos poll release tuesday trump state proposals carry could leave economy significantly weak would result large federal budget deficits anti-global stance could hurt trade accord june analysis moody analytics chief economist mark zandi zandi forecast loss 3.5 million job trump administration alongside drop stock price real estate value trump say would renegotiate north american free trade agreement mexico canada build wall unite state mexico stop illegal immigrants raise 35 percent tariff products make mexico ford unite technologies corp utx.n carrier corp. yet selloff mexican stock 10 percent far 2016. best gauge investment reaction trump say jack ablin chief investment officer bmo private bank chicago part ablin say suggest investment community consider trump presidency probable scenario point trump leave wall street wary confuse