We quantify how user mobile Internet usage relates to unique characteristics of the mobile Internet. In particular, we focus on examining how the mobile-phone-based content generation behavior of users relates to content usage behavior. The key objective is to analyze whether there is a positive...

Retaining customers is one of the most critical challenges in the maturing mobile telecommunications service industry. Using customer transaction and billing data, this study investigates determinants of customer churn in the Korean mobile telecommunications service market. Results indicate that...

We present a framework for measuring software quality using pricing anddemand data, and empirical estimates that quantify the extent of qualitydegradation associated with software ver- sioning. Using a 7-month,108-product panel of software sales from Amazon.com, we document theextent to which...

A series of recent papers have investigated the nature of trading andsorting induced by the dynamic price mechanism in a competitive durablegood market with adverse selection and exogenous entry of traders overtime. These models are dynamic versions of Akerlof's (1970) seminalwork. The general...

It is well known that the Internet has significantly reduced consumers'search costs online. But relatively little is known about how searchcosts affect consumer demand structure in online markets. In this paper,we identify the impact of search costs on firm competition and marketstructure by...

The phenomenon of sponsored search advertising – where advertiserspay a fee to Internet search engines to be displayed alongside organic(non-sponsored) web search results – is gaining ground as thelargest source of revenues for search engines. Using a unique paneldataset of several hundred...