The Cycle of Investing Understanding the cycle of investing may help you avoid easy pitfalls. Share | Related Content Bursting the Bubble Tulips were the first, but they won’t be the last. What forms a “bubble” and what causes them to burst? What’s Your Investment IQ? You make decisions for your portfolio, but how much do you really know about the products you buy? Try this quiz Saving for College This calculator can help you estimate how much you should be saving for college.