A repugnant market
is a term used to describe an area of commerce that is considered by society to be outside of the range of market transactions and that bringing this area into the realm of a market
would be inherently immoral
or uncaring. For example, many people consider a market in human organs to be a repugnant market or the ability to bet on terrorist acts in prediction market
to be repugnant. Meanwhile, many people consider lack
of such markets to be immoral and uncaring because trade bans (e.g. in organ transplants and terrorism information ) create avoidable human suffering.
The repugnance of markets varies according to time and culture. Slavery
is a market currently considered repugnant while for much of recorded history it was considered very lucrative and acceptable. Examples of markets considered repugnant at one time or place include: