There are three analytically distinct layers of the phenomenon that has been labeled 'the anticommons' and indicted as a potential impediment to innovation resulting from patenting and enforcement of IPR obtained on academic research results. This paper distinguishes among 'search costs',...

This short paper on a very big subject deals with a worry - a worry that the present economic crisis is likely to contribute to the already-existing temptations of governmental and private actors alike to behave in a time-inconsistent fashion when responding to the challenge of climate change....