Investment Read Time: 3 min Key Money Moments: 4 Times You Should Talk to a Pro Related Content The History of Currency Currency has been around for a long time. Here’s a quick history lesson. What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock. Data Thieves from Outer Space Learn about the dangers of internet fraud with this highly educational and fun “pulp” comic.