The other dinosaur den is financial options--the equivalent of the right, for example, to buy Treasury bond futures at a certain strike price--where traders hang over the railings, screaming and waving frantically.

FORBES: Companies, People, Ideas

The Board of Trade followed suit five years later with trading in Treasury-bond futures.

ECONOMIST: Well, up to a point

One very early clue that the stock market bulls are running out of steam is price action in the U.S. Treasury bond and note futures Wednesday.

FORBES: P.M. Kitco Metals Roundup: Gold Ends Up on Fresh Safe-Haven Demand, Short Covering

One very early clue that the stock market bulls are running out of steam is price action in the U.S. Treasury bond and note futures Wednesday morning.

FORBES: A.M. Kitco Metals Roundup: Gold Trading Near Steady but Bearish Outside Markets Limit Upside

U.S. stock indexes slumped, U.S. Treasury bond and note futures prices soared and the U.S. dollar index vacillated but did back down in the wake of the jobs data.

FORBES: By Jim Wyckoff Of Kitco News

If banks and investment firms can't use Treasurys and Treasury derivatives like bond futures to tame their balance sheets, their lending to the private sector will be curtailed or priced upward.

FORBES: Treasurys, The Endangered Species