Which analysis to use?
Hey guys, I have troubles finding the correct analysis for my data. Two questions: I) Recent research found that depending on the status of a person different sorts of help are provided. high status:...
View ArticleError message in estimation of mixed logit in wtp space (mixlogitwtp)
Dear all, I am estimating a mixed logit in wtp space using the code mixlogitwtp and I am getting this error: evaluator mixlwtp_gf0() not found. Does anybody know what this stands for? This is the...
View ArticleExtracting Marginal Effects from Interaction Terms in an OLS Regression
Comrades, I am trying to compute marginal effects for several interaction terms in two separate models--one based on a binary outcome (using a probit model) and one based on a continuous outcome (using...
View ArticleWhy including variable square in the regression change the sign of main variable
Dear Stata users, I am estimating a simultaneous equation model of two equations using _cmp_ command. Code: cmp (rinlbrf = rshlt_# age rabplace i.seperated##i.kid18_ i.married##i.kid18_ lesshighschool...
View ArticleStata 14 for Linux 64: no icons
Good morning all- Installing Stata 14 on my Linux system, I am getting no icons. The problem is similar to http://www.statalist.org/forums/foru...-distributions but is not fixed by the solutions...
View ArticleCan someone help me with a fixed effects regression?
Dear Community, after working through a pile of books and papers on the issue of fixed effects regression, some very basic questions i have remain unanswered. I hope somebody here can help me...
View ArticleLogistic regression - binary dependent variable and several independent...
Hello, I am running a logistic regression. My dependent variable is either 0 or 1. This dependent variable represents an accounting model chosen by a company at a certain point in time. The independent...
View ArticleOuter product function?
Is there an outer product equivalent to cross()? As in, cross calculates X'X efficiently, is there something similar for XX'?
View ArticleCan anyone help me with the difference in difference model?
Hey! Can anybody help me with the DID model with one treatment across periods? I'll be really grateful coz I've looked around for quite a long time but no answers. Say if I would like to evaluate the...
View ArticleReshaping data in STATA
HI forum members, I have the data in the following format. Please help in rearranging this panel data in STATA 13 Array
View ArticleDifferences in coefficients of xtabond vs. xtlsdvc
Hi everyone, I am working on a balanced panel of 79 universities (N) and 17 periods (T). I am exploring the impact of several variables on the number of annual enrollments at German universities. The...
View ArticleCreating household level variable with panel data
Hi! I'm working with a household panel data set and within each household the individual variables are in this format: relation to household head1,sex1, sex2, sex3, age1, age2 etc. I'm currently trying...
View ArticleDouble hurdle model_Problem with programming
Dear STATA experts, Could you please look at my codes and see how should I solve this error? What should be the reason for this problem? I come across with this problem: could not calculate numerical...
View ArticleHow to use foreach command
Dear all, I would like to use the following command with -foreach- or something like that. Unfortunately, I can not imagine how to do that. Could you help me, please Code: gen yld1ca=0 replace...
View ArticleFisher-Test panel data
Hello! I wanna check whether my dependence variable is stationary. I have panel data. I have gaps in my data and its unbalanced, so i can only take the Fisher-Test right? I did the Fisher-test and i...
View ArticlePredicting new prices
Hi all, I'm investigating the relationship between property prices and distance from the airport/number of flights in that airport. I have data on Gatwick and Heathrow, and I now want to predict new...
View Articletable: too many stats() error
Hi, I'd like to generate a one-way table with summary statistics that also has nested row variables. I've been able to do this with the table command, but have run into a few issues: Code: table...
View Articlextgls: correlated, corr(ar1), or corr(psar1)?
Hello, I am working on panel data in Stata 14.1. I have run the following tests: lrtest = p<0.000 indicating heteroscedasticity xtserial = p<0.000 indicating serial correlation Based on these...
View ArticleDEA results graphic
Hello, I am completing a Data Envelopment Analysis in Stata and want to graph the results and overlay the production frontier. Could you please provide some guidance on how I can go about doing this?...
View ArticleScatter Plot Axes
I am generating a number of scatter plots using the following code: #delimit ; forvalues i = 1/10 {; local t : label regioncodesgtd `i'; graph twoway (scatter nkill v2x_libdem if region==`i',...
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