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Offsetting Risks, Ariel Porat

Michigan Law Review

Under prevailing tort law, an injurer who must choose between Course of Action A, which creates a risk of 500 (there is a probability of .1 that a harm of 5000 will result), and Course of Action B, which creates a risk of 400 (there is a probability of.] that a harm of 4000 will result), and who negligently opts for the former will be held liable for the entire harm of 5000 that materializes. This full liability forces the injurer to pay damages that are five times higher than would be necessary to internalize the risk of 100 that …