of more than 600 on-line amateur traders in the Paris Stock market focusing on the stormy period covering 2007 … losses of amateur traders. On average, portfolio values fall from an initial value of 100 to a terminal value of 7 in the 29 …

on-line amateur traders from February 2007 to June 2009. These traders were taking part in a stock-exchange contest …

of more than 600 on-line amateur traders in the Paris Stock market focusing on the stormy period covering 2007 … losses of amateur traders. On average, portfolio values fall from an initial value of 100 to a terminal value of 7 in the 29 …