Morningstar.com: Free materials on this site include ETF spotlight articles, volatility and risk ratings for various ETFs, total returns for funds going back as far as 15 years and portfolio breakdowns by individual securities, as well as sectors.

WSJ: Best Websites for Screening ETFs

Stephen Pope, managing partner at Spotlight Ideas, pinpoints Mexico, which since 1994 has been reformed by the NAFTA free trade agreement.

BBC: Equity markets stay strong despite economic uncertainty