This paper examines the positions of Coase and Pigou in regard to the problem of external effects (externalities … efficiency through taxes or liability. It is interesting that the economist of Chicago, who has elaborated on the renowned … transaction costs are low. However, the theorem is not an idea that can be used to say that Pigou’s methods are useless when …

lack of perfect mobility of workers; OSH externalities such as spillover effects of OSH on the families of workers, the … community near the workplace and society as a whole; and also externalities in the production of OSH and of OSH information …

through repeated trials produces positive informational externalities, which benefit to the later plaintiffs (since there … compensation rules set by Courts, and the structure of litigation costs, in order to study when a class action fails to occur, and …

externalities afforded by the discovery process (as a general technology of production of evidences) in order to study when a class … produces positive informational externalities. When class actions are forbidden, these externalities only benefit to the later … class action as far as it enables him to benefit from these externalities, through the sharing of information with later …

costs. …

In this paper I want to demonstrate that it is not possible, with traditional liability rules, to have one party that … problem is that, when we try to calculate the costs of an activity, we dconsider also the cost of precaution of the other … party, but this is not usually done. Also the introduction of a tax (the solution called as "decoupling liability") does not …