Search found 6 matches

by zetachaox
Tue Apr 13, 2010 11:48 am
Forum: Add-in Support
Topic: Heckman (Heckman selection model)
Replies: 27
Views: 29177

Re: Heckman (Heckman selection model)

What does the fact that ML had problems converging imply? specification error? problems with the sample? As for the add-in limitations, i understand now. This is my first time working with an add-in, so i don't know a lot about them. I would like to thank you for your effort and your timely response...
by zetachaox
Tue Apr 13, 2010 10:31 am
Forum: Add-in Support
Topic: Heckman (Heckman selection model)
Replies: 27
Views: 29177

Re: Heckman (Heckman selection model)

Alright, thanks a lot. :) I've gotten the program to work using a dummy variable for labor market participation, and the program seems to work fine using two-step mode. However when i try to use Maximum Likelihood mode, i get an error message saying "Missing Values in @LOGL series at current co...
by zetachaox
Tue Apr 13, 2010 5:36 am
Forum: Add-in Support
Topic: Heckman (Heckman selection model)
Replies: 27
Views: 29177

Re: Heckman (Heckman selection model)

Alright, i've just emailed the workfile to that address. :)
by zetachaox
Mon Apr 12, 2010 11:33 pm
Forum: Add-in Support
Topic: Heckman (Heckman selection model)
Replies: 27
Views: 29177

Re: Heckman (Heckman selection model)

Sorry, it was uploading for the past half hour and i didnt seem to get any results.

Is there a problem with 2shared? I can try uploading it somewhere else if you want.
by zetachaox
Mon Apr 12, 2010 10:48 pm
Forum: Add-in Support
Topic: Heckman (Heckman selection model)
Replies: 27
Views: 29177

Re: Heckman (Heckman selection model)

For the wages, i was using incwage c age sex escuela education for the labor supply yrworkhrs c incwage notwageinc spouseinc age sex famsize-nchild escuela education disability I believe this is the order it goes. But to be honest I'm not sure I'm doing it the right way, i like to practice things as...
by zetachaox
Mon Apr 12, 2010 8:34 pm
Forum: Add-in Support
Topic: Heckman (Heckman selection model)
Replies: 27
Views: 29177

Re: Heckman (Heckman selection model)

Hello there. This is my first time posting in this board, so i apologize if I've missed anything. I've been trying to use the heckman selection for a labor supply model, but whenever i try to run the model, i get an error message saying that the dependent variable does not have a variance. I don't k...

Go to advanced search