There is an extensive discussion of these issues in Chapter 6 of Samuel Bowles' Microeconomics.
On Sep 10, 2011, at 10:24 AM, vatiero3 wrote:

> Do you know if someone has studied the analogies and differences between
> the Coase theorem and the first fundamental theorem of welfare economics?
> Stigler's (1966) formulation of Coase Theorem "in perfect competition,
> private and social costs will be equal" seems a restatement of the First
> Fundamental Theorem of Welfare Economics. 
> 
> Thanks, Massimiliano
> (University of Lugano, CH)