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Full-Text Articles in Insurance

The Law And Economics Of Liability Insurance: A Theoretical And Empirical Review, Tom Baker, Peter Siegelman Nov 2011

The Law And Economics Of Liability Insurance: A Theoretical And Empirical Review, Tom Baker, Peter Siegelman

Faculty Scholarship at Penn Law

We survey the theoretical and empirical literature on the law and economics of liability insurance. The canonical Shavell model predicts that, despite the presence of some ex ante moral hazard (care-reduction by insureds), liability insurance will generally raise welfare because its risk-spreading gains will likely be larger than its adverse effects on precautionary activities. We discuss the numerous features of liability insurance contracts that are designed to reduce ex ante moral hazard, and examine the evidence of their effects. Most studies conclude that these features work reasonably well, so that liability insurance probably does not generate substantial ex ante moral ...


The Shifting Terrain Of Risk And Uncertainty On The Liability Insurance Field, Tom Baker Feb 2011

The Shifting Terrain Of Risk And Uncertainty On The Liability Insurance Field, Tom Baker

Faculty Scholarship at Penn Law

Recent sociological and historical work suggests that insurance risks often are not reliably calculable, except in hindsight. Insurance is “an uncertain business,” characterized by competition for premiums that pushes insurers into the unknown. This essay takes some preliminary steps that extend this insight into the liability insurance field. The essay first provides a simple quantitative comparison of U.S. property and liability insurance premiums over the last sixty years, setting the stage to make three points: (1) liability insurance premiums have grown at a similar rate as property insurance premiums and GDP over this period, providing yet another piece of ...