While certain contested goods do manage to make their way to the market, others have moved less far in this direction and seem permanently unable to do so. Moral contestation promotes, holds back or blocks the emergence of contested markets. This article examines the conditions that make the operation of these markets possible, and those that block their appearance. Based on a study of organs for
... [Show full abstract] transplantation, our discussion will focus on those devices that make transactions possible, and on the ‘vulnerable populations’ that these devices are intended to protect, either from or by the market.