Extract day, day of week, week of year, month, quarter, half-year, or year from specified date Extract hour, minute, second, or millisecond from specified time or datetime, including optional adjustments for leap seconds Convert between units of date and time Convert between business dates and...
u Compustat_Data, clear keep gvkey fyear duplicates drop ren g GVKEY ren f year drop if mi(G,y) compress sa GVKEY_year2, replace ren G gvkey sa gvkey_year, replace d su 得到: Contains data from GVKEY_year2.dta Observations: 568,207 Variables: 2 20 Sep 2024 14:26 --- Variable ...
Package‘statar’August19,2023 Title Tools Inspired by'Stata'to Manipulate Tabular Data Version0.7.6 Description A set of tools inspired by'Stata'to explore data.frames('summarize','tabulate','xtile','pctile','binscatter',elapsed quarters/month,lead/lag).License GPL-2 URL https://github....
How can I turn a string variable containing dates into a date variable Stata can recognize? How can I extract a portion of a string variable using regular expressions? Error messages How can I handle the matsize too small error? How can I handle the No Room to Add Observations error? How...
date3, gen(date3a) gen datevar=date(date3a,"YMD") format datevar %td /*For daily data*/ ---STATA 9.x: tostring date3, gen(date3a) gen year=substr(date3a,1,4) gen month=substr(date3a,5,2) gen day=substr(date3a,7,2) destring year month day, replace gen datevar1 = mdy(...
Encourage Stata programmers to comment their programs and share their knowledge within their Stata packages This archive receives monthly update at the end of each month, based onthe latest updates on SSC server. If your package is not included in this archive, please add comments to your program...
To simulate this situation, extract from hsng.dta the 13 observations that are from region 4. Alter a single data value and save the data in region4.dta. Then, use compdta to verify that the region 4 subset of hsng.dta is identical to region4.dta, except for the single alteration: ....
. But I can't manage to do it. Stata's data transformation functions don't seem to work on this format, and I'm not sure how to use Stata's string functions to extract the month, date and year from that format -- although I'm sure there must be a simple way of doing it. ...
2. Reading Value Labels Neither sas7bdat and pandas.read_sas gives the possibility to read sas7bcat catalog files. Pyreadstat can do that and also extract value labels from SPSS and STATA files. 3. Reading dates and datetimes sas7bdat and pandas.read_sas convert both date and datetime va...
S456935 POVGUIDE: Stata module to generate the U.S. Poverty Guideline value for a given family size and year by David Kantor S456934 ESTPARM: Stata module to save results from a parmest resultsset and test equality by Roger Newson