Gary Gensler

(Newser) - Those hoping for a simple answer to what caused last week's stock market collapse—a typo caused by a so-called "fat finger" trading error, for instance, or maybe a malicious hacker—will be disappointed with the testimony of federal regulators today on Capitol Hill. While they simply don't know...

(Newser) - Federal regulators may impose new limits on the amount of energy-futures contracts that speculators can buy, the New York Times reports, an attempt to curb severe price fluctuations in commodities like oil and natural gas. Oil prices swung from $145 per barrel last summer to $33 in December, movement some...