emily graffeo loves charts. why is it so crazy? what are the factors behind the volatility to the upside in this case? emily: earlier this week, we had the chinese government coming in, finally, after refusing to bring in stimulus. they brought in stimulus not only on the fiscal side but on the monetary side. it continued all week. earlier in the week we had seen the chinese central banks pullback the reserve requirements for banks. on the monetary and fiscal side, it was a stimulus that investors had been not seeing all year. that is why you had seen those stock market losses all year. now when you look at the csi 300, the mainland shares have erased all of the losses for the year. it has all-around been investors reacting to the macro news. now, it seems like there is a momentum trade as the quant hedge funds were short get kicked out. that chart speaks for itself about the momentum. we will have to see if it continues. there have been some surprise rallies that don't always hold up and the markets are off next week for the holida