Marginsplots of a linear functions of coefficients from a single...
I am trying to figure how to plot a linear function of coefficients from a first-difference regression. Here's a non-sensical example: Code: webuse nlswork, clear xtset idcode year reg D.(ln_wage hours...
View ArticleFinancial Packages in Stata
Hello , Do we have any financial packages in Stata ? Can you please name some? Especially, do we have any financial packages in Stata equivalent to QUANTMOD in R Thank you, Anwar
View ArticleInconsistent behavior of estadd across computers (same version and do file)
I am using STATA currently on a server and my own computers. I noticed during the last couple of days an inconsistency when using estadd after a regression. A simple example is the code: Code: sysuse...
View ArticleCorrected variance–covariance matrices after ordered sample selection equation
Dear Statalist Currently I am working on a triple hurdle model with two sample selection. The model structure is first stage probit, second stage ordered probit and finally lognormal following Burke,...
View ArticleOptimization problem in Stata
Hi, I am trying to solve an optimization problem with Stata. Here is a sample of the data have: Code: pack item qty pack_price SNESYSA02E 1220-10 1 10 SNESYSA02E 1220-11 1 10 SNESYSA02E 220101091X...
View ArticleHow to deal with Omitted Variables in School Fixed Effects Model
Hi everyone, I'm running a School Fixed Effects Model and I'm facing a particular problem with one omitted variable at class level. This is my command for the first attached file: xtreg puts_mat puss...
View Article"Repeated time values within panel" and "(0...
Hello, I have a problem with stata and the command xtset. I have 1050 observations (42 countries over 25 years). The problem is that, when I write "xtset id date" (id was created with the command...
View Articlelink paired t test correlation. beginner question
hi guys! this is definitely a beginner's question. what i am basically asking is what is the link between the correlation value and the paired t-test p-value? does a high correlation-1- translated into...
View ArticleMultiple logistic regression issues
Hi, Like to check if my techniques for variable selection in multiple logistic regression is robust. I have a outcome and several predictors, some continuous and some categorical variables. I used...
View Articleadd text to summarized data
halo I’m using following command to export summary of EBIT's if certain condition is met. For every condition I want to have a row and then append them manually. I would like to add an cell to each row...
View ArticleSilverman test
Dear all, I'm trying to carry out a Silverman test using silvtest command. I'm puzzled on how to set the critical bandwidth whose significance level is assessed by the bootstrap procedure. Basically,...
View ArticleWhy doesn't saving a file with "save as" in the do-file...
Situation: I have a previously saved do-file open. I click save-as. In other software, I would see the current file name of the file (likely highlighted and ready for me to edit). In Stata, I just see...
View ArticleStudy design for a hypothetical agricultural experiment
I'm sorry that this topic is a little outside the domain of the Stata forum, but I really don't know where else to turn for advice. It is about how certain types of agricultural experiments are...
View ArticleHow to code for employee rehire?: Subgroups, Loops, By command...
Hi Everyone, I have a list of employees (see table below for a short example), and I'd like to generate a dummy variable to indicate when an employee has been rehired by a particular firm. In the...
View ArticleMissing output in ologit?
Hi everyone, I’m running a rather long ordinal logistic regression and am running into a problem: for some reason, not all of the potential options in my interaction term are showing up in the output....
View ArticleGenerating a unique case id
I need some help to create a unique case id per patient. My dataset have duplicate records per patient. I am trying to identify unique patients by patient health card number (HC) and if HC number is...
View ArticleKeep the repeated time values within panel
Dear All Stata User, As you see in attach I have repeated variable in my dataset. My data is unbalanced. I have 45 countries and 230 parties in the data. Each country has different amount of parties....
View ArticleRandomizatio inference (beyond "permute")
Hi, I was wondering if there are any tools for randomization inference / Fisher permutation tests, that go beyond what can be achieved by the permute command. I wrote something myself a while back and...
View ArticleUsing ctrl+arrow to edit text (variable names) in do-file editor.
This is either a feature request, or just request for recommendations of a better text editor. I've tried, but haven't made it a habit, to edit in Notepad ++ and run my code in batch. That may be what...
View ArticleUsing CMP to fit Craggit
Hi everyone, I am learning about cmp command, and trying to use it instead of craggit command. However, when I compare the output with craggit (no matter how I do it), I get different results. It looks...
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