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 Message Thank you! Oops! Related Content Investments You’ve made investments your whole life. Work with us to help make the most of them. Are You Ready for Your Portfolio to Make a Difference? Learn about the rise of Impact Investing and how it may benefit you. 5 Smart Investing Principles Principles that can help create a portfolio designed to pursue investment goals.