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. Share | Related Content The Fed and How It Got That Way Here is a quick history of the Federal Reserve and an overview of what it does. Asset Allocation Consider how your assets are allocated and if that allocation is consistent with your time frame and risk tolerance. 5 Smart Investing Strategies Getting what you want out of your money may require the right game plan.