The problem did not interrupt trading of Nasdaq stocks, Nasdaq said in a statement.
Some say they use sophisticated risk management software that can, for example, interrupt trades after a series of losses to prevent large losses in a single day.
The Exchange would immediately interrupt trading, the SEC or the FTC would step in and an inquiry would be launched.
Figures from Fathom Consulting show that the stuttering Chinese economy has already interrupted trade flows.
Scores of Argentine teachers and students blocked the border bridge between La Quiaca, Argentina and Villazón, Bolivia, and interrupted trade in protest against the arrest of seven members of local teachers union over the weekend.
And, following a visit to Mexico by the United States homeland security director, Tom Ridge, Mexico and the United States are expected to reach agreements on measures aimed at making the border more secure without interrupting trade.
Harm came anyway, as it did to much of the Mediterranean world, around 1200 B.C. with the arrival of mysterious, sea-based invaders, who conquered most of the great maritime cities, interrupting trade and easy cultural exchange, and bringing on a dark age, a depression.
A piracy crisis in the oceans around the Horn of Africa rivets the world, interrupts trade and puts merchant crews at risk.
Others say roads in northern Aleppo that have been blocked due to clashes between the extremist group and rebel factions aligned with the Free Syrian Army may be interrupting trade routes.
Other nations interrupted trade of pork products from the United States, disregarding the determination by WHO and global scientists that cooked pork does not transmit the virus.
