This paper presents a model to assist property-liability insurance companies in making product and investment mix decisions. A quadratic programming approach is used to generate mean-variance efficient frontiers that reflect the covariability of returns on insurance lines and assets. The...

This article introduces a new approach, cross-frontier analysis, for estimating the relative efficiency of alternative organizational forms in an industry. The technique is illustrated by analyzing a sample of stock and mutual property-liability insurers using nonparametric frontier efficiency...