Estate systems and government-controlled economic models in the United States and the Soviet Union.
Estate systems are characterized by control of land and were common in Europe and Asia during the Middle Ages and into the 1800s. In these systems, two major estates existed: the landed gentry or nobility and the peasantry or serfs. The Soviet Union's governance system resembled United States in terms of control over resources and distribution of land post-1917, reflecting elements of a government-controlled economic model.
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