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Stata Journal

The Stata Journal

The Stata Journal is a quarterly publication containing articles about statistics, data analysis, teaching methods, and effective use of Stata’s language. The Journal publishes reviewed papers together with shorter notes and comments, regular columns, book reviews, and other material of interest to researchers applying statistics in a variety of disciplines.


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Stata Journal Volume 18, Number 1

Articles and Columns

Announcement of the Stata Journal Editors' Prize 2018

Power and sample-size analysis for the Royston–Parmar combined test in clinical trials with a time-to-event outcome
P. Royston

Unit-root tests based on forward and reverse Dickey–Fuller regressions
J. Otero and C. F. Baum

validscale: A command to validate measurement scales
B. Perrot, E. Bataille, and J.-B. Hardouin

A command for fitting mixture regression models for bounded dependent variables using the beta distribution
L. A. Gray and M. Hernández Alava

Testing for serial correlation in fixed-effects panel models
J. Wursten

ldagibbs: A command for topic modeling in Stata using latent Dirichlet allocation
C. Schwarz

Exploring marginal treatment effects: Flexible estimation using Stata
M. E. Andresen

Fitting and interpreting correlated random-coefficient models using Stata
O. Barriga Cabanillas, J. D. Michler, A. Michuda, and E. Tjernström

heckroccurve: ROC curves for selected samples
J. A. Cook and A. Rajbhandari

Panel unit-root tests for heteroskedastic panels
H. Herwartz, S. Maxand, F. H. C. Raters, and Y. M. Walle

Some commands to help produce Rich Text Files from Stata
M. S. Gillman

Standard-error correction in two-stage optimization models: A quasi–maximum likelihood estimation approach
F. Rios-Avila and G. Canavire-Bacarreza

Assessing the health economic agreement of different data sources
D. Gallacher and F. Achana

Manipulation testing based on density discontinuity
M. D. Cattaneo, M. Jansson and X. Ma

Speaking Stata: Logarithmic binning and labeling
N. J. Cox

Stata tip 129: Efficiently processing textual data with Stata's new Unicode features
A. Koplenig

Notes and Comments

Software Updates

Software Updates



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