August 4, 2011 Dow Jones plunged 512 points，It is the biggest point decline since December 2008。Many Asian traders think，Italy is the fuse of this round of global stock disaster。Ten -year Italian and bet365 best casino games Spanish Treasury yields have been maintained above 6%，Critical point close to the collapse。Although there is no obvious sharp news on the US market on August 4，But when Europe plummeted to the US market，U.S. stocks have also begun to dive in high stage。The market is worried that the U.S. policy makers cannot make the economy return to high growth、High -employment on the right track。The company has accumulated cash to cope with possible panic，Unwilling to make new investment，I don't want bet365 Play online games to provide new jobs; banks hold cash and are unwilling to lend，Restricted enterprise development and personal consumption，At the same time，Banks that do not loan are unwilling to accept more deposits，Because you need to pay high interest for this。These may cause funds to further flow into the US Treasury market，Push its price。Crugman pointed out: & ldquo; The signal passed by the price of the national bond is，American economic performance will be very bad，It is likely to decline bet365 Play online games in the secondary。& rdquo; David Rosenberg, the chief economist of North American North America, thinks，This problem will be more serious this time，Because of this productivity level、Employment rate and income level are lower than the level of the previous recession。(Wu Xiaopeng Source: "21st Century Business Herald" August 8, 2011 Sun San hundred/pick)