The Log-Gamma Distribution and Non-Normal Error

By Leigh Joseph Halliwell


Comparison: Some Approximations for the Aggregate Claims Distribution

By Ranee Thiagarajah


Bias-Variance Tradeoff: A Property-Casualty Modeler’s Perspective

By Joshua Brady, Donald R. Brockmeier


Risk Aggregation: A General Approach via the Class of Generalized Gamma Convolutions

By Edward Furman, Alexey Kuznetsov, Justin Miles



By Olivier Arnaud Le Courtois


The Cox Hazard Model for Claims Data

By Samuel Berestizhevsky, Tanya Kolosova


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Mission Statement

Variance (ISSN 1940-6452) is a peer-reviewed journal published by the Casualty Actuarial Society to disseminate work of interest to casualty actuaries worldwide. The focus of Variance is original practical and theoretical research in casualty actuarial science. Significant survey or similar articles are also considered for publication. Membership in the Casualty Actuarial Society is not a prerequisite for submitting papers to the journal and submissions by non-CAS members is encouraged.