Inflation and Your Portfolio Even low inflation rates can pose a threat to investment returns. 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. What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock.