杨幂李
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Creating "GDP in 1960" variable from GDP variables for different years
I\'m pretty new to Stata. I have a set of observation开发者_运维技巧s of the form \"CountryGDPYear\". I want to create a new variable GDP1960, which gives the GDP in 1960 of each country for each yea[详细]
2022-12-28 13:49 分类：问答
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