Bursting the Bubble Tulips were the first, but they won’t be the last. What forms a “bubble” and what causes them to burst? Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Contents Should I Invest in Gold? Learning more about gold and its history may help you decide whether it has a place in your portfolio. Estimating the Cost of College This worksheet can help you estimate the costs of a four-year college program. 5 Smart Investing Strategies Getting what you want out of your money may require the right game plan.