Robert Crouchley
Lancaster University
66 Papers
952 Citations
Robert Crouchley is an academic researcher from Lancaster University. The author has contributed to research in topics: Population & Random effects model. The author has an hindex of 19, co-authored 66 publications. Previous affiliations of Robert Crouchley include University of Leeds & VCU Medical Center.
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Papers
Stochastic frontier estimation of a CES cost function: the case of higher education in Britain
TL;DR: In this paper, the authors derived and maximised the likelihood function associated with this problem, and hence construct measures of economies of scale and scope which obtain in British higher education, using the half-normal residuals generated by the stochastic frontier estimation to construct the measures of technical efficiency for each university in their sample.
226
A comparison of frailty models for multivariate survival data
Andrew Pickles,Robert Crouchley +1 more
TL;DR: This paper reviews some of the main approaches to the analysis of multivariate censored survival data and finds that the mixture methods are surprisingly robust to misspecification of the frailty distribution.
127
Testing for quasi-market forces in secondary education
TL;DR: This paper investigated the effect of introducing quasi-market forces into secondary education on the allocation of pupils between schools and on the exam performance of pupils and found that new admissions are positively related to a school's own exam performance.
97
•Book
Multivariate Generalized Linear Mixed Models Using R
Damon Berridge,Robert Crouchley +1 more
- 25 Apr 2011
TL;DR: This book explains the statistical theory and modeling involved in longitudinal studies via the Sabre software package in R, presenting robust and methodologically sound models for analyzing large and complex data sets, enabling readers to answer increasingly complex research questions.
75