Category Archives: Research

Unboxing Hierarchical Compartmental Reserving Models

  Why you should read the CAS research paper Markus Gesmann and Jake Morris are delighted to present “Hierarchical Compartmental Reserving Models”, which was published as part of the CAS research papers series in 2020. The paper demonstrates how one can describe the dynamics of claims processes with differential equations and probability distributions. All of … Read more »

An Actuary and an Epidemiologist Walk into a Bar 

Actuaries and epidemiologists share a lot in common. Both use advanced mathematical tools to study human behavior, investigate patterns, and manage risks. The medical profession has long utilized epidemiological models to understand the dynamics of epidemics and to project the trends, preparing for the allocation of medical resources and developing public health policies. Similar goals … Read more »

CAS Research Review Q&A: Practical Guide to Predictive Models

As part of our new CAS Research Review series, CAS is highlighting important papers and articles you may have missed! Here we are speaking with Don Closter ACAS, MAAA, co-author of Predictive Models: A Practical Guide for Practitioners and Regulators. What is the objective of this paper, and who is it for? The objective of … Read more »

New CAS Research Brief on Pandemic Business Interruption Risk

The Covid-19 outbreak has inflicted enormous pain and difficulty on a global scale. Many aspects of day-to-day life have been affected. Adding to the ordeal is the slow-down in the general business environment that has negatively impacted the livelihood of many and thereby, the quality of their lives and overall well- being. In order to … Read more »

Open Communities and Lucrative Networks

I’ve been a Deadhead for over thirty years. One of the things that made the band so easy to get into was the fact that their concert recordings – thousands of them – were freely traded among fans. I had boxes filled with cassettes that allowed me to experience over a quarter century of performances. … Read more »

COVID-19 and the P&C Insurance Industry

Property casualty insurance is an interesting beast. Whereas life, health and pension are defined by what they cover, P&C – as a label – scarcely does justice to its scope. At a moment like this, it seems more fitting to apply the more apt, if nebulous, term “general insurance” to consider how actuarial practice will … Read more »

Collaborating in the Cloud

Last August, the CAS made a significant organizational investment. We created an account on GitHub, one of the leading cloud-based platforms, which implements the version control utility, git. Everyone who read that last sentence will have one of three reactions: 1) I love git, it’s about time the CAS did this! 2) I’ve heard of … Read more »

Publishing Research Through the CAS

The CAS Reserves Committee is currently reviewing papers submitted to our non-technical reserving call paper program. Our call for papers  (annually or bi-annually) provides a smooth path for budding authors to publish their work, since the committee provides a guiding hand at every step of the way: Once an author’s proposal is accepted, the author … Read more »

Recognizing Important Contributions to Property Casualty Research

Two years ago, the CAS Reserves Committee (CASCOR) established the Reserving Research Hall of Fame (RRHOF) to honor and draw attention to important reserving-related research. The inaugural RRHOF class, announced at the 2016 Casualty Loss Reserve Seminar, included papers by Thomas Mack, Ronald Bornhuetter and Ronald Ferguson, and James Berquist and Richard Sherman. To get … Read more »

Communities of Interest

One of the most interesting parts of any actuarial meeting or seminar is when experts in the field have the opportunity to have an off-the-cuff discussion, letting ideas fly back and forth. Audience members may even muster the courage to take part in the dialogue themselves. Some of the best exchange of ideas comes from … Read more »