Events on Wall Street Can successful investors predict changes in the markets? Some can but others miss the market’s signals. Share | Related Content Global and International Funds Investors seeking world investments can choose between global and international funds. What's the difference? Investment Challenges of the Affluent Investor Affluent investors face unique challenges when putting together an investment strategy. Make sure you keep these in mind. Keys to Investing for Retirement There are some key concepts to understand when investing for retirement.