It Was the Best of Times, It Was the Worst of Times All about how missing the best market days (or the worst!) might affect your portfolio. Share | Related Content Global and International Funds Investors seeking world investments can choose between global and international funds. What's the difference? Investing with Your Heart For some, the social impact of investing is just as important as the return, perhaps more important. Keys to Investing for Retirement There are some key concepts to understand when investing for retirement.