Quantcast
Channel: Statalist
Browsing all 73265 articles
Browse latest View live

VIF, uncentered in GMM Regression

Hello everyone, As part of a robustness analysis I'm doing a GMM analysis. Basically I used an OLS analysis with Fixed effect, here is my line of code : Code: regress Qtobin_w centBWOMEN centPERF...

View Article


Analyzing dataset where individuals are sampled at multiple random points in...

I have a data frame with the variables Judge ID (uniquely identifies judges), Case ID (uniquely identifies court cases), Decision (records case outcome), and Comp Date (variable specifying case...

View Article


How to plot average of a variable against a relative time variable?

Hi, I want to plot the averages of the variables Violent and Property against a variable that I have generated, which captures the relative time to treatment. I want to do this exercise for both...

View Article

Adding dummy variables together

I have a data set which as variables based on yes/no questions. I have recoded all the variables (9 total) so that the yes answer is 1 and the no is 0. Now I want to make a new variable=1 in which 1 is...

View Article

required r(100);

twoway (line Percent_Immigrants ANNEE if PROV == 8, lcolor(blue)) /// > (line Percent_Immigrants ANNEE if PROV == 28, lcolor(red)) /// > (line Percent_Immigrants ANNEE if PROV == 41,...

View Article


Using xtdidregress command with 2 cohorts from different birth years

I am using xtdidregress command in Stata 18.0. Purpose of doing this is to identify the causal effect of an educational program on treated cohort vs control cohort. Treated cohort was born 4 years...

View Article

Stset data in long format

Hello all, My dataset comprises of women who are being followed up and are tested for pregnancy every 3 months. Even after testing positive for pregnancy they still are followed up however on the next...

View Article

Comparing coefficients across regressions

Hello, I am estimating a Difference in difference model, and I want to examine whether the treatment has significantly different effects on two different outcomes. How can I do this? In particular I am...

View Article


Comparing sample to a sub-sample

Hi everyone, I have a survey (=18,327 obs) of the Dutch population with the weights to represent the entire population. I have to run some regressions. Because of missing values when I merge different...

View Article


reshaping data

Hi i have this data Code: * Example generated by -dataex-. For more info, type help dataex clear input str9 v1 float(v2 v3 v4 v5 v6 v7 v8 v9 v10 v11 v12) "gender" 0 0 0 0 0 0 0 0 0 0 0 "Age" 40 45 50...

View Article

plotting multiple graphs from panel data

----------------------- copy starting from the next line ----------------------- Code: * Example generated by -dataex-. For more info, type help dataex clear input str12 country int year...

View Article

Multi-line labels, titles, etc.

I'm recasting a v19 Wishlist request to a General forum posting of questions. Yesterday on the Wishlist I posted this https://www.statalist.org/forums/for...92#post1769092: Stata's -twoway- graphs...

View Article

Issue with csdid

Im having a problem with csdid and estat event. My data looks like this id year y gvar 110001 1996 0 0 110001 1997 0 0 110001 1998 0 0 110001 1999 0 0 110001 2000 0 0 110001 2001 0 0 110001 2002 0 0...

View Article


twoway line code

Hi I am trying to construct a graph with 2 y-axis and trying to label the y axis, with one y-axis being QALY and the second Y axis being Cost I've tried the below Code: twoway (line UKrcost age,...

View Article

Rolling regressions with asreg when time spacing is unequal.

Hi All, I have a panel of data, with firms, analysts and time. So different analysts issue forecasts for different firms over time. I am using asreg to run a regression of y on x for each analyst-firm...

View Article


Bar graph with shading of parts of bars based on other variables

Hello Is it possible to make a bar graph where some parts of the graph are shaded? Code: * Example generated by -dataex-. For more info, type help dataex clear input float(id end rec res) 1 78 . . 2...

View Article

Problem applying scheme to graph file

I create and save two graphs. In one of them, I change the size of the x-labels to large. Code: sysuse auto twoway scatter mpg price, scheme(s2color) name(defaults) graph save defs, replace twoway...

View Article


collect layout + Correlated random-effects regression

Hi, based on the following example, my understanding is that CRE _r_b and _r_se should be reported allined with other estimators, as they are fully comparable. Code: use...

View Article

creating new variable from combination of multiple dummy variables

Hello! I am trying to create a new variable from multiple dummy variables in a secondary data analysis. These are race variables, where each race is represented by a separate 0/1 (no/yes) dummy...

View Article

Collinearity issue (master's thesis)

Hello everyone, I am currently using Stata for my master’s thesis in Economics and Business, and I’ve been facing some difficulties lately. My objective is to verify whether the introduction of the...

View Article
Browsing all 73265 articles
Browse latest View live


<script src="https://jsc.adskeeper.com/r/s/rssing.com.1596347.js" async> </script>