Using a model of vertical product differentiation, we show under what institutional circumstances welfare gains will be maximized as economies integrate and harmonize labeling and certification policies for credence goods. Specifically, we show that harmonized mandatory, exclusive discrete...

The material contained herein is supplementary to the article named in the title and published in the American Journal of Agricultural Economics, May 2007, Volume 89, Issue 2.

The material contained herein is supplementary to the article named in the title and published in the American Journal of Agricultural Economics, Volume 88, Number 3, August 2006.

The material contained herein is supplementary to the article named in the title and published in the American Journal of Agricultural Economics.