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...

Bundling becomes a dominant sales strategy in telecommunications. Dual and triple-play packages are increasingly popular among subscribers. From operators' perspective, a core issue in bundling design is the knowledge about how consumers value packages. In this paper we focus on elicitation of...

Benefit from the advantage of externalities, urban agglomerations are playing more and more important roles in regional economic development. However, present literature failed to distinguish the differences between urban agglomerations' pecuniary externality and technology externality. In this...