The USSR succumbed to the resource curse and an unstoppable arms race. In the 50s when they were still on somewhat friendly terms American newspapers were openly fretting that the Soviet economy was too efficient and growing too fast.

Its intrinsic economic woes were overplayed by western elites who were terrified of communist contagion.

Western ideology is about the primacy of property ownership. It's not economically efficient in the slightest but it's the only game in town these days.