UPDATE 1-Brazil's BM&FBovespa raises bid for rival clearinghouse Cetip
SAO PAULO, Feb 19 (Reuters) - Brazil's BM&FBovespa SA is offering more cash and stock to buy rival clearinghouse Cetip SA Mercados Organizados, as Latin America's largest bourse seeks to expand into fixed-income and derivatives registration amid the bleakest outlook for domestic markets in more than a decade.