What Smart Investors Know Smart investors take the time to separate emotion from fact. Share | Related Content From Boats to Brokers From the Dutch East India Company to Wall Street, the stock market has a long and storied history. 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. Keys to Investing for Retirement There are some key concepts to understand when investing for retirement.