We analyze competition between data intermediaries collecting information on consumers, which they sell to firms for … price discrimination purposes. We show that competition between data intermediaries benefits consumers by increasing … competition between firms, and by reducing the amount of consumer data collected. We argue that merger policy guidelines should …

Launching and stimulating competition in telecommunications markets is an important policy goal. It contains two … elements: to encourage entry and to make competition effective such that consumers benefit. The first one requires that … to what extent such regulatory policy can stimulate competition. Our main finding is that, in the short run, asymmetric …