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Unobserved Heterogeneity; Process and Parameter Effects in Life Insurance
Spreeuw, Jaap, (1997)
Actuarial Models for Disability Insurance: S. Haberman, E. Pitacco; Chapman & Hall, London, UK, 1999, xviii+280 pp., ISBN 0-8493-0389-3
Spreeuw, Jaap, (2000)