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...

This paper analyzes the behavior of monopoly firm serving its products to two countries. The main focus of this paper is on how the product-quality choice in different markets are related with the cost structure of the firm. First, This paper examines the effects of production and R&D costs on...

This paper analyzes the behavior of firm(s) serving its products to two countries having different consumers in terms of their valuation of product quality. The home-market of firm(s) is a developed country with small population but high valuation of product quality, while the foreign is a...