????????2?????????????17?????? ??????????????????????2??17???????,??????????????,??????????????
?,????????????,???????,????,????????,?????????????????????,?????????????????????????????????,?????,????????????,?????????????,???????????????????????,????????,??????????,????????,????????????????????,?????????????????????,?????????,???????
????,??? ????????????,?,?????,??????????100??,???,????????????????,????????????????,?????????????????????,??,?30-50????,????,???????????,??????????????,????????????????????,??????,???????????,???????????????????,????????????????????20?,?????????1-2???,?????????,?????????????????????,?????????? ?????????????:????????
??:????1??????????????
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???COS??????????:?????
?????????????????????
??:?????????????????
???????????10????????
?????????????????“??”
??:??????????
??????0.7%???0.8%
?????????????????????
???????????????:?????????
?????????10?????10????
?????????????????????
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MSCI??????????“??”????
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??????6.6???????10??
????????????:???????
???????:????????“???”
??????????????360°????
??2???????0.8%??????
???????!??????20???????
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