Barrett, Scott. "Comment on "Equity, Heterogeneity and International Environmental Agreements"" The B.E. Journal of Economic Analysis & Policy, 10.2 (2010): -. Retrieved 25 May. 2013, from doi:10.2202/1935-1682.2768

Barrett, S. (2010). Comment on "Equity, Heterogeneity and International Environmental Agreements". The B.E. Journal of Economic Analysis & Policy, 10(2), pp. -. Retrieved 25 May. 2013, from doi:10.2202/1935-1682.2768

Barrett, Scott. 2010. Comment on "Equity, Heterogeneity and International Environmental Agreements". The B.E. Journal of Economic Analysis & Policy. 10(2): -. Retrieved 25 May. 2013, from doi:10.2202/1935-1682.2768