Consumers frequently exchange private data about themselves for goods or for money. For example, they provide personal data in online interactions with technology companies, in return for information or other goods. We provide a normative criterion to assess whether companies adequately...

In this paper we focus on the data collection activities of social networks, such as Facebook, Twitter and Instagram. We use choice modelling (mixed logit) techniques on a recent and rich sample of German social network users to assess and quantify their willingness to accept (WTA) the use of...