We show that every (random) assignment/allocation without transfers can be considered as a market outcome with personalized prices and an equal income. One can thus evaluate an assignment by investigating the prices and the induced opportunity sets. When prices are proportional across agents,...

Whether consumers are aware of potentially adverse product effects, is key for private and social incentives to disclose information. To obtain a better understanding of this issue we propose a simple monopoly model that highlights the conceptual difference between consumer unawareness and...