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 Red Flags for Tax Auditors Here are six flags that may make your tax return prime for an IRS audit. Forecast The market is as unpredictable as the weather. We’d love to help you prepare. Home Mortgage Deduction Use this calculator to assess the potential benefits of a home mortgage deduction.