Mexican peso leads declines among Latam currencies
* Elections in Uruguay this week * Mexico's mulls tax incentives to lure foreign companies * Brazilian planemaker Embraer up after 33% rise in Q3 deliveries * Latam FX down 0.5%, stocks off 0.7% (Updated at 2011 GMT) By Shashwat Chauhan and Johann M Cherian Oct 21 (Reuters) - Mexico's peso led declines among major Latin American currencies on Monday, as the dollar strengthened and investors priced in a greater chance that former U.S. president Donald Trump could return to the White House next month. Mexico's peso depreciated 0.7% to...