In this contribution we present a systematic evaluation and comparison of recommender systems based on simple association rules and on repeat-buying theory. Both recommender services are based on the customer purchase histories of a medium-sized B2B-merchant for computer accessories. With the help of product managers an evaluation set for recommendations was generated. With regard to this evalu...

Background: Because of the high-speed development of e-commerce, online group buying has become a new popular pattern of consumption for Chinese consumers. Previous research has studied online group-buying (OGB) purchase intention in some specific areas such as Taiwan, but in mainland China. Purpose: The purpose of this study is to contribute to the Technology Acceptance Model, incorporating ot...

BACKGROUND AND AIMS Exercise dependence (EXD) is considered a behavioral addiction that is often associated with eating disorders. To date, only few studies examined the potential overlap between EXD and other addictive behaviors. Therefore, the present study aimed at investigating the relationship of EXD with pathological buying, pathological video gaming (offline and online), hypersexual beha...

This paper examines how World Wide Web (WWW) usage for procurement purposes affects corporate buyers’ search costs and buying organizations’ coordination costs and how it ultimately affects the efficient boundaries of buying organizations. The analysis is based on a model that integrates Transaction Costs Economics (TCE) (Williamson 1975, 1985) and forces of electronic interconnections (Malone ...

Web-based Group-Buying mechanisms, a refinement of quantity discounting, are being used for both Business-to-Business (B2B) and Business-toConsumer (B2C) transactions. In this paper, we survey currently operational online Group-Buying markets, and then study this phenomenon using analytical models. We surveyed over fifty active Group-Buying sites, and provide a comprehensive review of Group-Buy...

The outhors develop a contingency pclrodigm involving two situational factors (the nature of the buying task and the degree of perceived risk) to explain the predictive abilities of seven formal models of group choice and to ree how the mechanism of buying center choice is affected by situation01 foctors. In an empirical test of the mcdels and the paradigm involving 104 procurement decisions ma...

Given the enormous growth and significant impacts of group buying on Internet business marketplaces, this study aims to understand consumer decision making process in an online group buying context from a Means-end Chain (MEC) theory perspective. The laddering interview technique was used to interview 58 online group buying users and to capture their reasons behind the online shopping behaviour...

This study extends a stimulus–organism–response (S–O–R) model to include impulse-buying behavior, which plays a vital role in electronic shopping but has not gained much attention in e-commerce research. Grounding our research in environmental psychology, we test the effects of virtual atmospheric cues on online impulse-buying behavior and spending, via a consumer survey. The study applies elab...