We analyze the effects of consumers' limited attention on welfare in a model of horizontal product differentiation. We present a novel approach of modeling limited attention: an attention radius. Each consumer only notices goods that are within her attention radius, i.e., goods that are...

An integrated management system is introduced when a company wants to achieve conformity of multiple norms with the aim of reducing the amount of paperwork, the time needed for assessment and the costs in construction and system maintenance. As the number of individual management systems has...

This paper presents a simple two country model in which firms in manufacturing sector choose a technology level (high or low). I show how trade integration and productivity differential affect technology choice clearly. In particular, if the gap of productivity of high technology is medium,...

We provide a novel explanation for why manufacturers want to enforce a minimum resale price (min RPM) on retailers. A manufacturer sells her good via a multi-product retailer to final consumers by charging a linear wholesale price. The manufacturer then maximizes her profit through min RPM...