text: Bancomext official says Mexico peso level suitable . MEXICO CITY 1996-08-26 A top official of export development bank Bancomext said the peso 's appreciation against the dollar this year has not hurt demand for Mexican exports . " We have a suitable exchange rate . We have n't felt a drop-off in demand .... We have no basis for saying that the exchange rate is affecting exports , " Rafael Moreno Turrent , deputy director general for foreign trade promotion at the bank , said at a news conference .