• Publications
  • Influence
Examining the Relationship Between Reviews and Sales: The Role of Reviewer Identity Disclosure in Electronic Markets
It is suggested that identity-relevant information about reviewers shapes community members' judgment of products and reviews and shows that shared geographical location increases the relationship between disclosure and product sales, thus highlighting the important role of geography in electronic commerce. Expand
Estimating the Helpfulness and Economic Impact of Product Reviews: Mining Text and Reviewer Characteristics
This paper is the first study that integrates econometric, text mining, and predictive modeling techniques toward a more complete analysis of the information captured by user-generated online reviews in order to estimate their helpfulness and economic impact. Expand
An Empirical Analysis of Search Engine Advertising: Sponsored Search in Electronic Markets
This paper empirically model the relationship between different sponsored search metrics such as click-through rates, conversion rates, cost per click, and ranking of advertisements and proposes a novel framework to better understand the factors that drive differences in these metrics. Expand
An Empirical Examination of the Antecedents and Consequences of Contribution Patterns in Crowd-Funded Markets
It is found that the duration of funding and the degree of exposure that a pitch receives over the course of the funding process, are positively associated with readership upon the story’s publication, which appears to validate the widely held belief that a key benefit of the crowdfunding model is the potential it offers for awareness and attention-building around causes and ventures. Expand
Deriving the Pricing Power of Product Features by Mining Consumer Reviews
It is argued that product reviews are multifaceted, and hence the textual content of product reviews is an important determinant of consumers' choices, over and above the valence and volume of reviews. Expand
Putting one-to-one marketing to work: Personalization, customization, and choice
The tailoring of a firm’s marketing mix to the individual customer is the essence of one-to-one marketing. In this paper, we distinguish between two forms of one-to-one marketing: personalization andExpand
The Economic Incentives for Sharing Security Information
It is found that security technology investments and security information sharing act as "strategic complements" in equilibrium and suggest that information sharing is more valuable when product substitutability is higher, implying that such sharing alliances yield greater benefits in more competitive industries. Expand
Estimating Demand for Mobile Applications in the New Economy
A structural econometric model is built to quantify the vibrant platform competition between mobile smartphone and tablet apps on the Apple iOS and Google Android platforms and estimate consumer preferences toward different mobile app characteristics and finds that app demand increases with the in-app purchase option wherein a user can complete transactions within the app. Expand
How Is the Mobile Internet Different? Search Costs and Local Activities
The mobile Internet is somewhat less “Internet-like”: search costs are higher and distance matters more than the conventional one, and the benefit of browsing for geographically close matches is higher on mobile phones. Expand
Show me the money!: deriving the pricing power of product features by mining consumer reviews
A novel hybrid technique combining text mining and econometrics that models consumer product reviews as elements in a Tensor product of feature and evaluation spaces is developed and impute the quantitative impact of consumer reviews on product demand as a linear functional from this tensor product space. Expand