Oo笑容太甜oO - stata滤波命令 的评论
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link: https://blog.kissbaofish.cn/index.php/archives/122/
description: tsset yearg GDPPRR=log(GDPPR)-log(GDPPR[_n-1])// HP滤波hprescott GDPPRR ,stub(HP) smooth(6.25)//B...