We investigate consumers' choice behavior for Internet search engines. Within this broad agenda, we focus on two interrelated issues. First, we will document whether consumers develop loyalty to a particular search engine. If loyalty does indeed develop, we seek to understand what is the...

The Internet search engine market has seen a proliferation of entrants over the last few years. While Yahoo! was the early market leader, there has been entry by both lower quality engines and higher quality ones (such as Google). Prior work on quality differentiation requires that low quality...

A structural model is used in this paper to analyze the demand and learning behavior in cell phone market. We assume that the cell phone consumption can be divided into a high-value part and a low-value part. The consumers are assumed to be uncertain about the exogenous shock of the need for...

Peer-to-Peer (P2P) networks have emerged as a significant social phenomenon for the distribution of information goods and may become an important alternative to traditional client-server network architectures for knowledge sharing within enterprises. This paper reviews and synthesizes the...