Hello Statalists,
This is an air quality panel data and it looks like this:
The variable names in Chinese indicate different locations....
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Sony Tian started a topic How do I reshape my dataset with three identifiers (time, location, and index) when it's already wide?in GeneralHow do I reshape my dataset with three identifiers (time, location, and index) when it's already wide?
 2 posts

Joana Bennet started a topic Structural approach with Poisson on panel data with endogenous regressorin GeneralStructural approach with Poisson on panel data with endogenous regressor
Dear Statalists,
for my thesis, I want to perform a Poisson IV with fixed effects on a panel data set (See dataex code in the next comment...
 2 posts

First Differences regression and estimate
Dear members,
I am a student new to STATA and may need your help on the below question.
I have the level regression as below:...Last edited by Lucy Simpson; 15 Jan 2020, 20:22.
 1 post

Nicolas Schreiber started a topic (Quasi)Threedimensional panel data with binary depedent and independent variablesin General(Quasi)Threedimensional panel data with binary depedent and independent variables
Dear Statacommunity,
I have just started my PhD and am quite new to stata and could use some guidance on the choice of the correct model for my...
 2 posts

Beatrice Faleri started a topic Generate dummy if last observation for an individual in panel occurs before time xin GeneralGenerate dummy if last observation for an individual in panel occurs before time x
Hello,
I have a panel of banks from year 1905 to 1910. Some banks have observations for the whole duration of the panel, some fail before...
 3 posts

Abdo Ali started a topic How to resolve errors on: SPREGXT ( eigenvalues: matrix has missing values r(504);in GeneralHow to resolve errors on: SPREGXT ( eigenvalues: matrix has missing values r(504);
Hello everyone,
I try to run SPREGXT to get SDM or SAR SEM but I got this error
db SPREGXT
. spregxt lapi lfdipc lgdppc...
 2 posts

Use of pstolerance with teffects aipw
Hi everyone,
I'd like to use the IPW estimator in my model, with treatment effects.
The treatment is a dummy variable, but the outcome...
 1 post

How to run LM tes to check of Spatial Autocorrelation in panel data?
Hello Dears
I had run LM tes to check of Spatial Autocorrelation in panel data but i got an error massage
I followed this...
 1 post

Forecast with panel data techniques
I am trying to use panel data techniques as a forecasting tools, although little research is dedicated to it. Generally, forecasting in a traditional...Last edited by Mina Wu; 07 Jan 2020, 04:35.
 3 posts

Callum Stewart started a topic Multiple Imputation on Panel Data  Error regarding variancecovariance matrix (EM did not converge)in GeneralMultiple Imputation on Panel Data  Error regarding variancecovariance matrix (EM did not converge)
Dear All,
I am tackling my thesis and i have panel data on around 150 companies between the years 20002019. I have 13 variables and i am...
 1 post

How to rename dummy variables based on category names?
Hi, all.
I have a data set with variable "town_id" indicating town id (such as 160, 155, 178, etc.).
I want to create a set...
 6 posts

Noah Liu started a topic How to calculate the annualized threemonth rolling sample standard deviation (based on the actual trading days)?in GeneralHow to calculate the annualized threemonth rolling sample standard deviation (based on the actual trading days)?
Dear stata users,
I' m following the Campbell et al.(2008) to calculate the failure probability of firms.
Now I have a panel data of...
 2 posts

No standard errors reported for some variables when using xtlsdvc
Hello,
I am trying to use xtlsdvc to correct for the bias in the dynamic panel model.
However, I do not get the standard errors...
 2 posts

Problem with merging multiple csv files using merge 1:1
Hi,
I am a beginner in Stata (using Stata 16) and after going through many of the posts regarding merging multiple files from a folder, I...Last edited by Shreya Dutt; 30 Dec 2019, 16:01.
 8 posts

issue with "svy: biprobit"
Hi everyone,
I have a longitudinal panel data with the personspell format where a spell is defined as the time span between waves (2 years). I...
 1 post