Goldstein's book is called “The Theory and Practice of Oligarchical Collectivism." What is “oligarchical collectivism” and how does it relate to The Party? 1984

Oligarchical collectivism is the economic and political system of Oceania and the other superstates in the dystopia Orwell depicts in 1984. It refers to a system ruled by a small group of elites, an oligarchy, in which the society is collectivist in the sense that ownership is state-controlled rather than private.