The purpose of the research in this paper is to investigate the impact of differentiated vertical strategies by agricultural biotechnology firms in the U.S. cottonseed market. The model advances the measurement of industry concentration to consider substitution/complementarity relationships...

Using Rotterdam demand system this study examines the demand relationships among four random-weight (FW) and fixed-weight citrus (RW). Results indicated that FW and RW grapefruit (and FW and RW oranges) are not substitutes; however, RW tangerine is a substitute of FW tangerines. In addition,...

This paper investigates the pricing and vertical organization of differentiated products under imperfect competition. In a multiproduct context, a Cournot model is used to examine how substitution/complementarity relationships among products and vertical structures can affect the exercise of...