Brazil, Mexico stocks trading in see-saw fashion By: MarketWatch June 07, 2010 at 15:35 PM EDT Brazilian stocks cling to slim gains Monday while Mexican equities slip, with uncertainty about Europe's debt troubles still hovering over the markets. Read More >> Related Stocks: Dow Jones Industrial Average (EOD) Petrobras - Petroleo Brasileiro S.A. Standard & Poors 500 Wal-Mart DE Mex SP A ADR