A model of oil tanker casualties is presented which permits an e.upected casualty ratefor each tanker to be calculated based on its age and casualty history. These expected rates are shown co be good predictors of both the actual cosuoly expertence and the probability of total loss. The model is based on thefindings that 1) the casualty behavior of an individual tankerfollows a Poisson distrtbu...

Multivariate Credibility for Aggregate Loss Models Credibility is a form of insurance pricing that is widely used, particularly in North America. It is a special type of experience rating that employs a weighted average of claims experience and a previously established price to determine a new price, for each risk class under consideration. This article extends traditional credibility formulas ...

1 Introduction Over the past years, German motor insurers have been facing growing competition from in-and outside the industry (e.g., car manufacturers, automobile clubs) (Kaeslin and El Hage 2008). Together with a growing pricing pressure on insurance premiums, their combined ratio increased from 94. At the same time, motor insurance is the class of business with by far the largest volumes wi...

OBJECTIVE Alcohol-involved crashes cost society more than $100 billion a year. Sobriety checkpoints are effective in apprehending drunk drivers. This article compares the costs and the estimated monetary benefits from a hypothetical community sobriety checkpoint program. METHOD The analysis is constructed around a hypothetical community with 100,000 licensed drivers. A literature review sugge...

A multivariate INAR(1) regression model based on the Sarmanov distribution is proposed for modelling claim counts from an automobile insurance contract with different types of coverage. The correlation between claims coverage considered jointly serial observations same policyholder observed over time. Several models are analyzed. new offer some advantages since they have all MINAR(1) but allow ...