https://bbs.pinggu.org/thread-7300213-1-1.html 这个帖子数据集更全,有四分位也有6分位(关键是卖得便宜)
3.HS6 REV. 1992 (1995 - 2017)——国家-产品比较优势数据:
(5)Product Trade by Year and Country (4 digit depth)_hs92_(1995-2017).dta (5).txt (68 Bytes, 售价: RMB 55 元)
(6)Product Trade by Year and Country (6 digit depth)_hs92_(1995-2017).dta (6).txt (118 Bytes, 售价: RMB 55 元)