The Development of the Welfare States in Europe and America. Peter Flora , Arnold J. Heidenheimer Harold Lydall Journal of Political Economy 1982 90(4), 874-876
Six Papers on the Size Distribution of Wealth and Income Harold Lydall; Lee Soltow Econometrica 1972 40(2), 407
A Study of Saving in the United States Harold Lydall; Raymond W. Goldsmith; Dorothy S. Brady; Horst Mendershausen The Review of Economics and Statistics 1956 38(3), 338