Government prosecutors have begun accepting, and in some cases soliciting, voluntary contributions from the private sector in order to finance certain types of criminal prosecutions. Such private financing introduces a new tension between society\u27s interest in punishing the guilty and society\u27s interest in equal treatment by government. Private financing of criminal prosecution also raises interesting questions as to whether institutions, as opposed to individuals, can be biased by money. This Article concludes that private financing in any of its likely forms threatens important equality interests. Part I argues that conflict-of-interest rules provide the only protection for important equality interests implicated by prosecutorial de...