Muhammad, Andrew; Hanson, Terrill R. - In: Agribusiness 25 (2009) 4, pp. 480-499
The absolute price version of the Rotterdam model was used in the estimation of U.S. catfish demand where catfish was differentiated by product cut (whole, fillet, and other) and product form (fresh and frozen). Likelihood ratio tests were used to determine the importance of product form in...