Items where Author is "Butt, Z."
LBD Double Burden of Malnutrition Collaborators, ., Hawkes, C. 
ORCID: 0000-0002-5091-878X, Butt, Z. & Saiful, I. (2020).
Mapping local patterns of childhood overweight and wasting in low- and middle-income countries between 2000 and 2017.
Nat Med, 26(5),
pp. 750-759.
doi: 10.1038/s41591-020-0807-6
Butt, Z. (2014). A Study of Actuarial Models for Insurance Based Applications. (Unpublished Doctoral thesis, City, University of London)
Butt, Z. & Haberman, S. (2010). A comparative study of parametric mortality projection models (Actuarial Research Paper No. 196). London, UK: Faculty of Actuarial Science & Insurance, City University London.
Butt, Z. & Haberman, S. (2009). llc: a collection of R functions for fitting a class of Lee-Carter mortality models using iterative fitting algorithms (Actuarial Research Paper No. 190). London, UK: Faculty of Actuarial Science & Insurance, City University London.
Butt, Z., Haberman, S., Verrall, R. J. & Wass, V. (2008). Calculating compensation for loss of future earnings: estimating and using work life expectancy. Journal of the Royal Statistical Society: Series A (Statistics in Society), 171(4), pp. 763-805. doi: 10.1111/j.1467-985x.2007.00539.x
Butt, Z. & Haberman, S. (2002). Application of frality-based mortality models to insurance data (Actuarial Research Paper No. 142). London, UK: Faculty of Actuarial Science & Insurance, City University London.
Haberman, S., Butt, Z. & Rickayzen, B. D. (2001). Multiple state models, simulation and insurer insolvency (Actuarial Research Paper No. 136). London, UK: Faculty of Actuarial Science & Insurance, City University London.