Description Usage Arguments Details Value Examples
Benktander
applies the Benktander method to a cumulated claim triangle, as described in this paper: https://www.casact.org/library/astin/vol30no2/333.pdf.
1 | Benktander(triangle, ultimateClaims, weight = NA)
|
triangle |
Cumulated triangle as a matrix. |
ultimateClaims |
Ultimate claims by accident year. |
weight |
Boolean matrix the same size of the triangle to tell if the value is to be considered: 1 for yes, 0 for no. First column is not considered |
Missing values are handled. There just need to be replaced by a NA.
It is possible to have more than one complete line.
A list containing the following objects:
triangle: the input triangle
developedTriangle: the developed triangle
gammas: the Benktander coefficients
ibnrByAccidentYear: ibnr reserve by accident year
ibnr: total ibnr reserve
1 2 | ultimateClaims <- c(3901463,5433719,5378826,5297906,4858200,5111171,5660771,6784799,5642266,4969825)
outputBT <- Benktander(triangleExampleEngland, ultimateClaims)
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