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 Principles of Preserving Wealth How federal estate taxes work, plus estate management documents and tactics. Eight Mistakes That Can Upend Your Retirement There are common mistakes you can avoid when saving for retirement. The Richest Man in Babylon In good times and bad, consistently saving a percentage of your income is a sound financial practice.