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 Inflation and Your Portfolio Even low inflation rates can pose a threat to investment returns. The Utility of Sector Investing Successful sector investing is dependent upon an accurate analysis about when to rotate in and out. Impact of Taxes and Inflation Estimate the potential impact taxes and inflation can have on the purchasing power of an investment.