The rulers of that period had far-reaching powers over the activities of their subjects, while individual liberties were largely submerged.
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.