Should You Invest in Exchange Traded Funds? There are hundreds of ETFs available. Should you invest in them? Share | Related Content What Smart Investors Know Savvy investors take the time to separate emotion from fact. Global vs. International: What’s The Difference? International funds invest in non-U.S. markets, while global funds may invest in U.S. stocks alongside non-U.S. stocks. 5 Smart Investing Strategies Getting what you want out of your money may require the right game plan.