Replaced with revised version of paper 06/08/2010.

This study analyzes U.S. cocoa bean imports from twenty-one major cocoa-producing and exporting countries during the pre- and post-liberalization period of 1970-2008 using the gravity equation and a linear one-way fixed effects model. The objective was to measure trade creation for a World Trade...

Results from the analyses indicate that repealing the 7 percent grocery tax would produce modest gains in grocery sales but major increases in the purchases of other goods and services. Revenues from the sale of additional groceries would be exempt from taxes, thus producing only employment and...

Two competing hypotheses on market structure and performance of firms are the traditional structure-conduct-performance (SCP) paradigm and the efficiency structure hypothesis. This paper reveals the profits made by firms in the trucking industry were because of greater efficiencies than their...

Use of efficiency measures as a proxy for performance to test the market structure-conduct-performance (SCP) hypothesis is explored. Utilizing Battese and Coelli specification, we estimate stochastic frontier production function and SCP equations with output and efficiency measures as endogenous...

The purpose of this study is to investigate the issue of efficiency in the U.S. motor carrier industry using DEA and SFA. While both methods used the same variables, the resulting efficiency scores were significantly different. This leads to the question of which method is a better measure of...