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Development Triangle

Create a development triangle model and run suite of tools

A development triangle is a table that shows changes in the value of various cohorts over time. Development for any of these cohorts (for example, accident year claims) is the change in the value for the cohort over time.


developmentTriangleCreate developmentTriangle object


viewDisplay developmentTriangle object
linkRatios Compute link ratios for developmentTriangle object
linkRatiosPlot Plot link ratios for development triangle
linkRatioAverages Compute link ratio averages for developmentTriangle object
cdfSummary Compute CDFs to ultimate claims for developmentTriangle object
ultimateClaimsCompute ultimate claims for developmentTriangle object
claimsPlot Plot claims for development triangle
fullTriangle Display full development triangle including ultimate claims


Overview of Claims Estimation Methods for Non-Life Insurance

Unpaid claims estimation using development triangle, chain ladder, expected claims, Bornhuetter-Ferguson, and Cape Cod methods.