?????????????????ú?á?????à

	???ó???ú??????????????????×??????????°???????ò?????????????????ò?ì???ò?í???????í?????á?????????ò?ò??×?±??????????????????ú?????ò?????????÷???à???????????????????·?????????????????????????ò??????·?????·??í????????????????????×??????§????????????????????????????????????????°????????????ú???ò???????????????á?????????????????í???? ???????·-??????????·??? ???????·-??????(JimRogers)????????10?ê????×???×??????ú?¨??????????×?????????±?????°?·?????????????±??????????????°???÷???????????????·???????????????????????????????????? ????21?ê??????????×??????ó???????????¤×÷?????÷???????????ò????????×??ù????1970?ê?ú?????ù?????¤????4000%????????±ê×?????500?????????????¤????50%?????·.??????????×?????????×????????°?? ???????????ü????600????????×???????????37?ê???¨?????±?????ò?á??????????×??ó???????·.????????×??????????¤?÷????×???????????·???????×????????????????? ?????×°????????ó???? ????????????×???????????????×??????é?????±??21?ê??????????×??????±??????????????????±?×?×??????¤???ì?ò???ò?????????ù???????é???ò?????ú???é???ù?????¨???à?±????×??????????????ù?????????????????????????ù???????°?ì??×??á?????ò???? ???????????é?ù?????????????ú?á???ù????????????????×?????×????????ì?ò?????????????????°?????????????±?°???????????±??????????????·??ò?????°??????????±????????????????????à????·?????·?????????×???????????????×·?°?????ù???á?????? ?????????÷?°×¨×??±????×???×??????°??±??¨??×????à?????????ò?????????????????é???ù?????°?à????×??±?????????????ù???????????????????????????°??????×??±???????????? ??????×?????????????×????°??????×????????ò??×?×???????????????×????ú?·????±????????ò?????ù??·???????????×???????????·?????×?????×???·????????????????ù??×????????????±???ì?¤??????°????°·?±?·???????????×?????????????????·???????×?????????????????×??á?????????? ????????±?????????·?????×???50???????????¨±???×???5????????·????????????????ù?????????????ê??????50?????????ê??×??????à????????????????????×???5??????????????×?±???×????????????ù??????5?????°·????????à?±??????°??????ü×??????¨±?·???50???????????ü×??????????à???? ?????????????????????????°?????????à·??????????á?°?????????ò?????ù???ù????????×????à????????????×?????·?·¨???¨????????????×??????±????????·???????????×?????°????????????ù????·????÷±???????·???????×??????ó??·??ò???ò?????±???ò?????ú?á?????????ú?????á???à??????????·????????? ???????????????ù????????????????????????????×????????????????? ??????????????????×?????×??????±???????á??·????????±???????????????????¨??×??????????????ó?????????????±?ò???á?????·???ì???????????????????×??????×?×?????????????????????·???????×?????????×??????????????????·??×???????????????????????????×????????á?????ü?à???????ù??·??????????????á??????????×???????????????????×???????·????? ??????????????×?×?????????????????????·??????é???????????ú???à×÷??????????????×??????à???????????à????????×÷?????????ì?ò????×????????????????????????è?ó????±?????????????????????????·???????????°ü?¨?ú?ú???è?ó???ù±??ò???????????????????????????????÷?????????? ?????í???????????????±×÷?????????????????????ò????·????ó??????·¨??·????ó???????????????é???ù???±????????×??à????±¨???±??????±í??????????????±???·????????? ??????????1999?ê???±?ò????±?????±?????????±????????????ò???????????????á?°.com?±????????????????????????×???????????????????????×?.com????????????????????????????????????????????????·???×??????????±???????????¨???à?????????????????ù??????????°??ú???????? ?????ù???????ó?????????????????????±?????ú?á?à?±?????????ü???ê???ó??????????????????????×?????????????????????????????·?????·??????????ó????????????????×?????????????·????í±????????????ò?????????????±?ò?ù????????±í????????????·??????????????????????±???????? ?????????????ú?ó????×??????????ò?????ú?ó?????±??2005?ê6??????????????????10?????????±?????à???????à?????????????????????????ê?????ú?ó???????????????? ???????????????÷???????ú?????ú?á???ú?à???????????????±??·???????????±¨?????á·?????°??????????±?????ù???????????·(commodity)???????????????é?????????·??±????????????????·???ú?á?ù?????????????í±???????????????×????·????????°????????????????ü?¤?÷?????·????×??????? ??????×????????ì????????×?×????????????????????é?????????????§?°??×???????·??ò±????????????????ú?á??????????????±?????×????§?????ú???????????????á????????