The notions of collaborative information seeking (CIS) and socialsearch have extended the classical model of information seekingand retrieval. In its core, CIS and social search acknowledge theexistence of multiple users and study their implicit and explicitinteractions across various...

In this article we provide a seminal academic investigationof mobile telephony consumers’ perception of the recentlyintroduced cost cap tariff in comparison to corresponding payper-use and flatrate calling plans. Previous studies have identifiedseveral psychological effects through which...