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 9 Ways to Earn Passive Income There are many sources of passive income and this article explores several Infographic: Risks at Retirement Make a plan to take these risks off the table. Does Your Child Need to File an Income Tax Return? When your child has income, there’s a good chance that he or she will need to report it and pay taxes.