EMERGING MARKETS-Brazil's real slumps to record low; other Latam assets muted

* Brazil Economy Minister relaxed about real’s fall * Latin American currencies ease against a firmer dollar * U.S.-China officials hold phone call, discuss core issues * Argentina September GDP proxy figures eyed By Shreyashi Sanyal Nov 26 (Reuters) – The Brazilian real fell to a record low on Tuesday, a day after figures showed a widening current account deficit in Latin America’s biggest economy, while other assets in the region were subdued as investors looked for fresh signs of progress in U.S.-China trade talks. The real slid lower than the level hit in 2015, when Brazil was mired in one of the deepest recessions in its history.