???,?????????????,??????????????,?????????????“???????”,????????

??,10??“????????”,??????????????,??????????????????????,????????????0.618%????????,????????6????2????????,???500??????,????,????????,???????

(??? ?? ????????? ???? ?????? ?? ?? ???????)

???????????????????:??????????

??“????????”????

?? ???????:???? ????????

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

2?????vx

3???????

4????????

5????????????

???,?????????????,??????????????,?????????????“???????”,????????

??,10??“????????”,??????????????,??????????????????????,????????????0.618%????????,????????6????2????????,???500??????,????,????????,???????

(??? ?? ????????? ???? ?????? ?? ?? ???????)

???????????????????:??????????