The collateral source rule is a common law norm that permits recovery of accident-related damages from both the victim’s insurer and the injurer. Many jurisdictions have modified the rule through statutory reform during the last twenty-five years. Forensic economists in assessing damages need...

According to Posnerian law and economics, common law (i.e., judge-made law) tends to promote efficiency. Public choice teaches that statutory (legislated) law need have no such efficiency property because, unlike appointed judges, legislators are subject to short election cycles and are beholden...

When an aggregate range of costs is estimated merely by summing the individual cost category ranges, the result is a reported aggregate range that is unnecessarily broad and thus misleading. The likelihood of occurrence of the extreme values in the range formed by mere arithmetic aggregation is...