'Notice and Choice' has been the reference framework for how firms elicit data from consumers. This paper investigates distortions in consumer behavior which may limit the ability of consumers to safeguard their privacy using data from a field experiment at MIT. There are three findings. First,...

We analyze the extent to which efficient trade is possible in an ongoing relationship between impatient agents with hidden valuations (i.i.d. over time), restricting attention to equilibria that satisfy ex post incentive constraints in each period. With ex ante budget balance, efficient trade...