The Power of Compound Interest Learn how to harness the power of compound interest for your investments. Share | Related Content Keeping Up with the Joneses Lifestyle inflation can be the enemy of wealth building. What could happen if you invested instead of buying more stuff? Personal Finance Calendar Use this handy calendar to remember the year’s most important financial dates. What Is My Current Cash Flow? Assess whether you are running “in the black” or “in the red” each month.