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Stata Journal Volume 15, Number 1 has been emailed

The electronic copy of the Stata Journal was emailed to subscribers on April 14, 2015. The printed copy will be mailed to subscribers in 2–3 weeks.

Here is the table of contents for this issue:

(Click on the title to view the abstract or to order the article.)

Articles and Columns

Announcement of the Stata Journal Editors' Prize 2015
twopm: Two-part models
F. Belotti, P. Deb, W. G. Manning, and E. C. Norton
Implementing intersection bounds in Stata
V. Chernozhukov, W. Kim, S. Lee, and A. Rosen
More power through symbolic computation: Extending Stata by using the Maxima computer algebra system
G. L. Lo Magno
Time-efficient algorithms for robust estimators of location, scale, symmetry, and tail heaviness
W. Gelade, V. Verardi, and C. Vermandele
Generating univariate and multivariate nonnormal data
S. Lee
Bayesian optimal interval design for phase I oncology clinical trials
B. M. Fellman and Y. Yuan
Fixed-effect panel threshold model using Stata
Q. Wang
Frailty models and frailty-mixture models for recurrent event times
Y. Xu and Y. B. Cheung
newspell: Easy management of complex spell data
H. Kröger
Estimating net survival using a life-table approach
E. Coviello, P. W. Dickman, K. Seppä, and A. Pokhrel
Estimating and modeling relative survival
P. W. Dickman and E. Coviello
A robust test for weak instruments in Stata
C. E. Pflueger and S. Wang
Regression models for count data from truncated distributions
J. W. Hardin and J. M. Hilbe
dynemp: A routine for distributed microdata analysis of business dynamics
C. Criscuolo, P. N. Gal, and C. Menon
Tools for checking calibration of a Cox model in external validation: Prediction of population-averaged survival curves based on risk groups
P. Royston
Nonparametric pairwise multiple comparisons in independent groups using Dunn's test
A. Dinno
Generating nonnegatively correlated binary random variates
M. Chen
Review of Alan Acock's Discovering Structural Equation Modeling Using Stata, Revised Edition
R. Williams

Notes and Comments

Stata tip 122: Variable bar widths in two-way graphs
B. Jann
Stata tip 123: Spell boundaries
N. J. Cox

Software Updates

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     . net sj 15-1

and follow the displayed options and instructions. You could also select SJ and User-written Programs from the Help menu. Select http://www.stata-journal.com/software from the resulting help window, then sj15-1, and follow the on-screen options and instructions.

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