The Mattress Futures Index: Is the US really going to default on its debt?

Sharp investors rely on several key indicators to help judge activity on Wall Street and the health of the economy. They may study the price to earnings ratio or study the dividend yield. Economists probe home sales or retail sales numbers for clues.

Is there a barometer to gauge whether the U.S. will collide with the debt ceiling in early June?

Not really. But perhaps the "Mattress Futures Index" would be a good place to start.

In other words, one could check out the Mattress Futures Index to see if...