CAS Exam 8 case studies
CAS Exam 8 · Put your knowledge to work in context.
Exam 8 - Advanced Ratemaking is one of the FCAS-level examinations in the Casualty Actuarial Society (CAS) credentialing pathway, sitting alongside Exams 7 and 9 in the upper tier of the P&C actuarial syllabus. It is written for candidates who have already cleared the ACAS requirements and are working toward Fellowship, typically actuaries employed in pricing, product, or ratemaking roles who need to apply advanced ratemaking theory rather than recall introductory formulas. The CAS Exam 8 case studies are 5 cases and about 3,855 words.
1Telematics Variable in a Personal Auto GLM Classification Plan
A mid-sized personal auto insurer is rebuilding its bodily injury classification plan. The current plan uses 38 territories, 12 driver age/sex levels, and a multi-tier vehicle symbol.
781 words, about 4 min2Increased Limits Factors from Censored CGL Severity Data
A commercial general liability (CGL) book has 620 reported claims over five years. Ground-up losses are policy-limit censored: the book writes occurrence limits of 100k, 250k, 500k, and 1M, and about 70% of policies carry 1M.
745 words, about 4 min3Catastrophe Model Blending and a Per-Occurrence XoL Purchase Decision
A coastal homeowners writer has 2.4B of total insured value concentrated in one state. Management is buying a per-occurrence catastrophe excess-of-loss program.
826 words, about 4 min4Experience Mod versus Retrospective Rating for a Large Trucking Account
A workers compensation carrier is renewing a single large account: a trucking company with 8.2M manual premium and a 5-year experience period. The reported losses are 6.9M, of which 3.1M is one spinal-cord injury from 2021.
799 words, about 4 min5Deductible Mix Change vs. True Pure Premium Trend in Homeowners
A homeowners insurer writes in a state where deductibles are rising. Five years ago, 80% of policies had a 500 deductible and 20% had 1,000.
704 words, about 4 min