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 Content Should You Invest in Exchange Traded Funds? There are hundreds of ETFs available. Should you invest in them? Inflation & Your Money It's important to understand how inflation is reported and how it can affect investments. 5 Smart Investing Principles Principles that can help create a portfolio designed to pursue investment goals.