Frisvold, George B.; Reeves, Jeanne M. - In: Ecological Economics 65 (2008) 1, pp. 87-97
Refuge requirements have been the primary regulatory tool to delay pest resistance to Bt crops. This paper presents a simple method to estimate the annual cost of refuges to producers, applying it to Bt cotton. It also examines broader welfare impacts, estimating how Bt cotton acreage...