As long as there's a moral and ethical framework governing it to prevent abuse. An ex-colleague of mine got a kidney transplant in China, most kidneys are from

As long as there's a moral and ethical framework governing it to prevent abuse. An ex-colleague of mine got a kidney transplant in China, most kidneys are from either volunteer donors or prisoners that have given their consent. Although it is not impossible for this type of system to be gamed, having proper governance around it might be a good way forward.