Web12 Apr 2024 · 数据导入:. import excel auto.xls, firstrow sheet (Sheet1) clear br foreign encode foreign, gen (Cartype2) label (foreign) br Cartype2 label list foreign save myauto.dta, replace //保存为 Stata 格式数据文件. firstrow 表示把 Excel 的第一行视为变量名称. sheet () 中填入 Excel 中的 sheet 名称. Excel2003 文件 ... WebBysort “creates” subgroups for Företag and Produktnamn with their own sort orders. Tag the first value of each subgroup, ie. _n == 1. Calculate the (rolling) sum of tags by Företag with sum. The total is the value of the last value of Företag, ie. _N. It’s a nice trick to know and master even for cross-section data.
Stata FAQ: Calculating the maximum and minimum of a …
Web16 Nov 2024 · The difference is simply that each value is one more than the previous one. If data were once per decade, each value would be 10 more, and so forth. Again missing values at the beginning of a sequence need special surgery, as shown here. With tsset panel data use L.year + 1 rather than year [_n-1] + 1 . WebConcepts: Stata Interface Do-Files . 01 Lab 1.pdf - Economics 220 Date: Week 1 Lab 1:... School University of Massachusetts, Amherst; Course Title ECONOMICS 220; Uploaded By MegaBuffalo3181. Pages 7 This preview shows page 1 - … en変換コネクタ タイプb
Using Sort command in Stata The Data Hall
Web16 Sep 2024 · The code I have been trying to use is the following: Code: summarize counter bysort group: gen num_max = r (max) Of course the problem with this is that r (max) is still fixed at the value of summarize, and the summarize isn't being repeated for … Web22 May 2016 · Using the code below, I generated a new variable that holds the highest value of all crops for each observation: unab xvars: rice wheat crscereals maize pulses oilseeds sugarcane cotton fruitsveg rootstubers fodder local xarg : subinstr local xvars " " ",", all generate xmax = max (`xarg') But I do not know for which crop this value is given. WebInternally, Stata executed a loop: it calculated price*4 for the first observation and stored the result in price2024 on the initially observation, then intended price*4 for the second observation plus stored aforementioned ergebniss in price2024 for the second recording, and so forth for all the viewings in the data set. en変換コネクタ タイプb jf-tcb