R News Volume 8/1

Articles published in the May 2008 issue of R News

Complete issue

Table of contents

John Fox 1

Contributed Research Articles

Using Sweave with LyX
Gregor Gorjanc 2

Trade costs
Jeff Enos, David Kane, Arjun Ravi Narayan, Aaron Schwartz, Daniel Suo and Luyi Zhao 10

Survival analysis for cohorts with missing covariate information
Hormuzd A. Katki and Steven D. Mark 14

Segmented: An R package to fit regression models with broken-line relationships
Vito M. R. Muggeo 20

Bayesian estimation for parsimonious threshold autoregressive models in R
Cathy W. S. Chen, Edward M. H. Lin, F. C. Liu and Richard Gerlach 26

Statistical modeling of loss distributions using actuar
Vincent Goulet and Mathieu Pigeon 34

Programmers’ Niche: Multivariate polynomials in r
Robin K. S. Hankin 41

R Help Desk: How can I avoid this loop or make it faster?
Uwe Ligges and John Fox 46

News and Notes

R Help Desk
Uwe Ligges and John Fox 46

Changes in R Version 2.7.0
R Core Team 51

Changes on CRAN
Kurt Hornik 59

News from the Bioconductor Project
Bioconductor Team 69

Forthcoming Events: useR! 2008
Uwe Ligges, Achim Zeileis, Claus Weihs, Gerd Kopp, Friedrich Leisch and Torsten Hothorn 70

R Foundation News
Kurt Hornik 71

R News Referees 2007
John Fox 72