So-called BRIC exchange traded funds that invest in Brazil, Russia, India and China are among the top performers among ETFs that track emerging market stocks. The iShares MSCI BRIC Index Fund ETF (NYSEArca: BKF), Guggenheim BRIC ETF (NYSEArca: EEB) and SPDR S&P BRIC 40 ETF (NYSEArca: BIK) are...