This comment corrects some errors of analysis contained in a 1993 paper by Carey in the Journal of Industrial Economics.

Relatively new split-cable scanner data collection methods have facilitated controlled market tests of household responses to food commodity promotion. Analysis of such data from a fresh-beef advertising experiment in Grand Junction, Colorado, showed that although experimental advertising failed...

This article proposes an oligopsony pricing model for projecting the effects of increased concentration or oligopsonistic coordination in beef packing using simulation methods. The model combines an explicit behavioral theory of packing firms with an attempt to respect the regional scope of...

Heston's stochastic volatility model is frequently employed by finance researchers and practitioners. Fast pricing of European-style options in this setting has considerable practical significance. This paper derives a computationally efficient formula for the value of a European-style put under...