It is observed that many regulations specify the ratio of two variables, rather than the level of a single variable. This paper considers the design of such regulations.

Is liability law a suitable instrument for controlling externalities? The optimistic view from the law and economics literature conflicts with observed outcomes from jurisdictions relying on a tort-based procedure for controlling externalities. This discrepancy can be attributed to the fact that...

This essay makes the case that Canada should abandon the Kyoto accord and refuse to participate in any such future accords. The first part to the argument reviews some of the key uncertainties in climate science, which are of sufficient magnitude as to indicate that we may still be all wrong...

Two methods for pricing an externality -taxes and strict liability- are modeled as lobbying contests with endogenous numbers of participants. In the tax contest, a regulator is susceptible to lobbying by polluters and victims. Under liability, the court's view is affected by legal representation.

Is liability law a suitable instrument for controlling externalities? The optimistic view from the law and economics literature conflicts with observed outcomes from jurisdictions relying on a tort-based procedure for controlling externalities. This discrepancy can be attributed to the fact that...