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 When Heirs are Imperfect The money problems or bad lifestyle habits of adult children could lead to the squandering of any inheritance they receive. U.S. Personal Savings Rate What can be learned from the savings rate? Retirement Savings Essentials in your 30s Your 30s are the best time to set yourself up for retirement savings success. Here are strategies to help you.