Contributing to an IRA? Determine if you are eligible to contribute to a traditional or Roth IRA. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. 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. 5 Smart Investing Strategies Getting what you want out of your money may require the right game plan.