Wallace's (1962) pioneering study brought to agricultural economics a focus on the role of supply and demand elasticity's in determining the efficiency with which agricultural policy transfers income among interest groups. His discussion provides key insights into what I call the "consequences...

The paper analyzes the welfare effects of the introduction of GMO technology into a market in which a fraction of consumers refuses to buy GMOs. Our theoretical model recognizes that segregation and identity preservation (IP) of non-GMOs may create costs for both IP producers and non-IP...