Collectivism and interventionism emphasize the importance of national boundaries. Indeed, they make territorial expansion once more worthwhile because, within the wider area, there are more resources and a greater scope for planning.
Michael A. Heilperin
Michael Heilperin was born in 1909 in Warsaw, Poland. He was a friend and colleague of Ludwig von Mises's in Geneva, and his specialization was the international monetary system. He applied the Austrian theory of the business cycle along with his knowledge of the balance of payments to warn against the rise of monetary nationalism. See his literature archive.
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The modern concept of the national state was born and consolidated from the 16th to the 18th century. The state's regulation of external trade for the goals of national power in that period is known as "mercantilism."
One of the Greek influences on the Hellenistic monarchies lay in envisaging national economic self-sufficiency as the basis of political strength. In fact, the evolution was from "self-sufficiency" to state-controlled trade, and finally to commercial hegemony.