
Doomsday real estate "bubble" soothsayers can take a big breath, thanks to the Chicago Mercantile Exchange: last week they announced plans to begin selling futures contracts based on home resale prices, giving skittish homeowners a chance to protect themselves from the threat of a real estate market crash.
Here's how it is supposed to work: say you have a home in Miami, where real estate prices have skyrocketed over the past several years. Since all good things must come to an end, you worry that there's too much construction, prices will fall, and your home will depreciate in value (translation: you'll "lose equity"). What to do, intrepid homeowner? Buy a futures contract to protect yourself.
Before you start hearing the voice of Charlie Brown's teacher, wah waaaah, wah wah wah waaaaah, allow me to explain a few things about what futures are:

