Given that information technology (IT) security has emerged as animportant issue in the last few years, the subject of securityinformation sharing among firms, as a tool to minimize securitybreaches, has gained the interest of practitioners and academics. Topromote the disclosure and sharing of...

We analyze how di erent dimensions of a seller's reputation a ectpricing power in electronic markets. We do so by using text miningtechniques to identify and structure dimensions of importance fromfeedback posted on reputation systems, by aggregating and scoring thesedimensions based on the...

We develop an analytical framework to investigate the competitiveimplications of personalized pricing and quality allocation (PPQ),whereby rms charge di¤erent prices and o¤erdi¤erent qualities to di¤erent consumers, based on theirwillingness to pay. We embed PPQ in a model of...

We develop an analytical framework to investigate the competitiveimplications of personalized pricing (PP), whereby firms chargedifferent prices to different consumers based on their willingness topay. We embed PP in a model of vertical product differentiation and showhow it affects firms’...

As Internet-based commerce becomes increasingly widespread, large datasets about the demand for and pricing of a wide variety of productsbecome available. These present exciting new opportunities for empiricaleconomic and business research, but also raise new statistical issuesand challenges. In...

In many industries, Internet referral services, hosted either byindependent third-party infomediaries or by manufacturers, serve asdigitally enabled lead generators in electronic markets, directingconsumer traffic to downstream retailers in a distribution network. Thisreshapes the extended...

The Sarbanes Oxley Act (SOA) introduced significant changes to financialpractice and corporate governance regulation, including stringent newrules designed to protect investors by improving the accuracy andreliability of corporate disclosures. Briefly speaking, it requiresmanagement to submit a...

We empirically examine the trade-off between the benefits of buyingonline and the benefits of buying in a local retail store. How does aconsumer’s physical location shape the relative benefits of buyingfrom the online world? We explore this problem using data from Amazon onthe top selling...

The past few years have witnessed the increasing ubiquity ofuser-generated content on seller reputation and product condition inInternet based used-good markets. Recent theoretical models of tradingand sorting in used-good markets provide testable predictions to use toexamine the presence of...

Consumer-generated product reviews have proliferated online, driven bythe notion that consumers’ decision to purchase or not purchase aproduct is based on the positive or negative information about thatproduct they obtain from fellow consumers. Using research on informationprocessing as a...