March 7 (Reuters) - Fitch:
* FITCH SAYS NAFTA EXIT WOULD IMPACT US MIDWEST AND BORDERSTATESMOST
* FITCH SAYS ENTIRE U.S. ECONOMY WOULD BE LESS AFFECTED BYNAFTAEXIT AS EXPORTS OF GOODS AND SERVICES ACCOUNTED FOR ONLY 12% OFU.S. GDP IN 2016
* FITCH SAYS NAFTA EXIT WOULD NEGATIVELY IMPACT EMPLOYMENTANDGROWTH IN U.S. MIDWEST AND BORDER STATES
* FITCH SAYS U.S. MIDWEST, SOUTHWEST BORDER STATES TO BEMOSTNEGATIVELY AFFECTED BY NAFTA EXIT DUE TO STATES' HIGH EXPOSURETO EXPORT TRADE WITH CANADA, MEXICO