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? The Business Cycle Understanding the economy's cycles can help put current business conditions in better perspective. 5 Smart Investing Principles Principles that can help create a portfolio designed to pursue investment goals.