Stocks Retreat on Trade and Economic Concerns

The S&P 500 Index ($SPX ) (SPY ) today is down -1.50%, the Dow Jones Industrials Index ($DOWI ) (DIA ) is down -0.65%, and the Nasdaq 100 Index ($IUXX ) (QQQ ) is down -2.19%. March E-mini S&P futures (ESH25 ) are down -1.50%, and March E-mini Nasdaq futures…