I study the welfare and price implications of consumer privacy. A consumer discloses
information to a multiproduct seller, which learns about his preferences, sets prices, and …

A broad range of research areas including Internet measurement, privacy, and network
security rely on lists of target domains to be analysed; researchers make use of target lists …

The growing power of digital platforms raises the question of democratic control or at least
containment. In light of the transforming impact of platforms on markets, the public sphere …

Data is becoming an indispensable production factor for the modern economy, matching or
exceeding in importance traditional factors such as land, infrastructure, labor and capital. As …

Accurate web measurement is critical for understanding and improving security and privacy
online. Such measurements implicitly assume that automated crawls generalize to typical …

Price differentiation describes a marketing strategy to determine the price of goods on the
basis of a potential customer's attributes like location, financial status, possessions, or …

Filter lists play a large and growing role in protecting and assisting web users. The vast
majority of popular filter lists are crowd-sourced, where a large number of people manually …

Big Data technologies have significantly increased the possibility for sellers to adopt
personalisation strategies, especially in digital markets. Among such strategies, price …

Being able to check whether an online advertisement has been targeted is essential for
resolving privacy controversies and implementing in practice data protection regulations like …

In many online markets we “shop alone”—there is no way for us to know the prices other
consumers paid for the same goods. Could this lack of price transparency lead to differential …