ETFs to Watch April 30, 2012 (QQQ, UDN, BZQ)

Here is the ETF Professor's ETF Watch List for Monday April 30, 2012. The iShares MSCI Spain Index Fund EWP will be in play, of course. Keep an eye on the Market Vectors Retail ETF RTH and the SPDR S&P Homebuilders ETF XHB. Index play: PowerShares QQQ QQQ. Emerging markets plays of the day: ProShares UltraShort Brazil BZQ, iShares MSCI Mexico Investable Index Fund EWW and the iShares MSCI Taiwan Index Fund EWT. Forex play of the day: PowerShares DB Dollar Bearish UDN. Bond play of the day: WisdomTree Emerging Markets Corporate Bond ETF EMCB.