ETFs To Watch January 21, 2011 (BZQ, GDX, EWP, YCS)

Here is the ETF Professor's ETF Watch List for Friday January 21, 2011. As an earnings play, try the Oil Services HOLDRs (AMEX: OIH). Another earnings play: SPDR Select Sector Technology (NYSE: XLK). The Market Vectors Gold Miners ETF (NYSE: GDX) is looking vulnerable on the downside. The iShares MSCI Spain Index Fund (NYSE: EWP) was a curious winner on Thursday, gaining over 2%. Emerging markets plays of the day: ProShares UltraShort Brazil (NYSE: BZQ), Direxion Daily Latin America Bear 3X Shares (NYSE: LHB) and the Market Vectors Vietnam ETF (NYSE: VNM). Forex play of the day: ProShares UltraShort Yen (NYSE: YCS). Bond play of the day: ProShares Short 20+ Year Treasury (NYSE: TBF).