中图分类号：D73/77 文献标识码：A 文章编号：1004-0714（2025）08-0050-05

AProbe into the HappinessModel ofNordicCountries

CHENShuail，ZHAOYinghao²，CHENGWenqin，HANNing4

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ThreeGrge Jian（试读）...