????:1?????????:??????

2???????

3?????????

4???????vx

5??????????

????2????????9??????????????? (????? ????)????????9????????,1????????????,????????????,?????,??(PPI)????????2.3%,???????0.2%?

??????????,1????????????PPI????????????????????,????????2.6%,???????;????1.2%,????????????0.2?????????????????

???,????18.9%,????9.3%,???????????????6.7%?

????,??????????????????????????????????????????????????????????????????????????????????????10??PPI??????2.11??,???????????

????????,1????PPI??0.1??????????????,??0.2%;??????????0.1%????????

???,????????????????,???,???????????????2.2%?????????,???????,????????4.5%?

??,????????????????????????????????,????????????????????,???????????????,???????????,??,?????PPI???????????????(????????) ??????????:???