Interest on the debt accumulated over the last 20 years - especially the huge run-ups of the late 1980's.
"There has been a huge run-up in convictions under various federal laws."
That plunge, which came after a huge run-up in prices, touched off a wave of selling around the world, including New York.
In addition, analysts said, Mexicans themselves seem to be taking advantage of the huge run-up in the stock market to take profits.
And old-timers looking to take advantage of the huge run-up in property values in the last few years are happy to sell to them.
The result has been a huge run-up in payouts by insurers and a retrenchment in the industry.
The manipulations, regulators said, resulted in huge run-ups and then great falls.
Still, the shares are down sharply, having started the year at nearly $50, after a huge run-up over the last two years.
The comparison comes as a surprise, given the huge run-ups of recent years, with real prices since 1997 jumping more than 90 percent.
Transportation stocks fell, correcting for huge run-ups earlier this week.