ETFs To Watch May 10, 2011 (CORN, XLY, LATM, UDN)

Here is the ETF Professor's ETF Watch List for Tuesday May 10, 2011. The iPath DJ-UBS Cotton TR Sub-Index ETN BAL has been faltering in a big way recently. On the other hand, the Teucrium Corn ETF CORN looks far more sporty. Consumer Discretionary Select Sector SPDR XLY as an earnings play. The SPDR S&P Biotech XBI and the PowerShares Dynamic Food & Beverage ETF PBJ were both solid in Monday trading. Emerging markets plays of the day: iShares MSCI Thailand Investable Market Index Fund THD, Market Vectors LatAm Small-Cap Index ETF LATM and the Market Vectors Vietnam ETF VNM. Forex play of the day: PowerShares DB US Dollar Index Bearish UDN. Bond play of the day: WisdomTree Emerging Markets Local Debt ETF ELD.