This paper puts in evidence that Shavell idea according to which we can have at least a party that takes an efficient level of activity, in a situation of bilateral accident, with the usual tort rules, is wrong. The most important example that there is this mistake is that authors state that a...

It's a common opinion among law and and economics scholars that with a regime of strict liability or a regime of negligence rule one party (but just one party) adopts an efficient level of activity. It's also a common idea the with a regime of strict liability and a tax on the victim equal to...

In the literature we find unanimous consensus on the analysis of bilateral accident models. In bilateral accident models, indeed, it is usually held that both with the negligence rule and with strict liability with contributory negligence, the residual bearer adopts an efficient level of...

This paper examines the positions of Coase and Pigou in regard to the problem of external effects (externalities). Assessing their two most important works, it appears that Coase has a more relevant preference for an evaluation of total efficiency, while Pigou, with some exceptions, is convinced...