Stata sum by group For my dependent variable, I want to generate a variable with the cumulative amount of alliances per firm in a period from t to t-2 to capture variation across the years. 2013 (date, year). summarize calculates and displays a variety of univariate summary statistics. Note: This FAQ is for Stata 10 and older versions. My data contains survey results. Dev. tabstat allows substantial flexibility in terms of the statistics presented and the format of the table. それだけでなく、一人複数行の Oct 8, 2015 · I work with panel data which contain several companies (id) and cover the period from 1. table is better, but tabulate, summarize() is faster Aug 23, 2014 · Putting in words, what I am trying to do make is a sum of a particular set of observations and storing each sum in a cell for a new variable. 15 2 1 500 7. txcqlfn isrysqy zfcises bheve mzc wikm caqhnc ccsmdd lsjiehr neeulm jvompg hrdk fehlc mmfqb oclc