Unusual volumes on Put Options - Swiss Study

[brian]

September 11, 2001: Unusual volumes on Put Options just before the attack, Swiss study

Six years after the attacks, a study has been released by two professors of the university of Zurich on the atypical volumes of put options placed before the attacks on World Trade Centre.

The authors, one specialist in derivatives, the other a specialist in econometrics, studied the options to sell (put options), used to speculate on the fall in the price of 20 large American groups. ---

http://www.lesechos.fr/info/marches/4620847.htm

[fish5133]

C'est tres bon

[ian neal]

Here is an english translation