World markets for agricultural commodities are faced with increasing price fluctuations. When measuring these fluctuations, most researchers have focused on the construction of instabilty indicators not directly related to economic theory. In this article, a concept for measuring price...

We use extended ARCH and GARCH models to examine the differences in the behavior of the first two moments of the price distribution during collusive and competitive phases of two recently discovered conspiracies, citric acid and lysine. According to our results, the conspirators managed to raise...

This paper surveys developments in analytical models and empirical findings concerning the strategic use of manufacturers' coupons for U.S. grocery products. Traditional theories examine the horizontal effects of coupons as a strategy to charge various classes of consumers different prices....

There is currently a popular view that the world is undergoing profound changes in the fundamental relationships upon which it is organised. In particular, there is widespread talk of a ‘globalised' economy, facilitated by and associated with ‘new' technologies and practices. There is a...

The purpose of my talk today is to review several aspects of the market structure, strategic rivalry, and economic performance of the ready-to-eat cereals industry. To do so, I will at times take a long historical view of the breakfast cereals industry because many of the behaviors we observe...

A theoretical framework is developed to highlight the significant determinants of coupon values. A fixed effects panel data model is fitted with data from the breakfast cereal industry. The explanatory variables include own retail price, brand loyalty, brand market share, rival coupon...