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????7?4??????????????????? ?????????????3????,???????,??????2018??,????????????

???,?3????????,??????,??6???????????22???????????????,??186??????????????????,?2021???11?????6???29?,?4000?????????,??23.8???

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???,????????7?????????????5???????????????,6?19????,?????????????27.2???

???????,??????????????,??????????????????????????????????????????Challenger, Gray & Christmas Inc.???,?6??48786?????????????????2020??,???????????2009??????????

???(High Frequency Economics)?????•?????(Rubeela Farooqi)??????,“???,????????,??” ??:??????????