Foreword, Outlay and Income in the United States, 1921–1938

Harold Barger, Outlay and Income in the United States, 1921–1938 (Studies in Income and Wealth, vol. 4) (NBER, 1942), https://www.nber.org/books-and-chapters/outlay-and-income-united-states-1921-1938-studies-income-and-wealth-vol-4/foreword-outlay-and-income-united-states-1921-1938.