Process to convert cost and location of a number of actual contingent events within a region into a three dimensional surface over a map that provides for every location within the region its own estimate of expected cost for future contingent events

摘要

A method of establishing the insurance rate at a desired location comprising the steps of selecting a plurality of predetermined points, calculating the insurance rate at each predetermined point, and interpolating among the values of insurance rates at predetermined points adjacent to the desired location to calculate the insurance rate at the desired location.