- webuse grunfeld, clear
- keep invest
- gen n = _n
- tempfile a
- save `a', replace
- ren * *2
- cross using "`a'"
- keep if n < n2
- sort n n2
- gen tem = abs(invest2-invest)
- egen wanted = total(tem)
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楼主: swufer1998
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2596
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[编程问题求助] 求助stata forvalue循环的问题 |
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