Events on Wall Street Can successful investors predict changes in the markets? Some can but others miss the market’s signals. Share | Have A Question About This Topic? Address Thank you! Oops! Related Contents The Rule of 72 Do you know how long it may take for your investments to double in value? The Rule of 72 is a quick way to figure it out. The Business Cycle Understanding the economy's cycles can help put current business conditions in better perspective. 5 Smart Investing Strategies Getting what you want out of your money may require the right game plan.