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 Global and International Funds Investors seeking world investments can choose between global and international funds. What's the difference? A Taxing Story: Capital Gains and Losses Understanding how capital gains are taxed may help you refine your investment strategies. Taxable vs. Tax-Deferred Savings Use this calculator to compare the future value of investments with different tax consequences.