Internet reports that this week, European and American stock markets fell sharply across the board. The Nasdaq index fell more than 10%, plunging more than 1700 points; the S & P 500 index fell more than 9%, plunging more than 500 points; the Dow Jones Industrial Average fell more than 7%, plunging more than 3200 points. The market value of the seven giants evaporated by about US$1,553.6 billion (RMB 11.31 trillion) this week. The total market value of U.S. stocks evaporated by about US$6.29 trillion (RMB 45.80 trillion) this week. (China Securities Journal)