00610nam a2200217Ia 450000100060000000300050000600500170001100800410002801000150006902000350008405000200011908200170013910000240015624500540018026000290023430000160026365000210027965000390030065000180033983000350035716498BIBL20210622062828.0821117s1940    enkaf    b    00110 eng    a 91048297   a0824053524 : (ed. 1983)c80.000 aHC55b.C55 19400 a330.9/0421910aClark, Colin2Local14aThe conditions of economic progresscColin Clark.0 aLondonbMacmillanc1940.  axii, 504 p. 0aEconomic history 0aCost and standard of living2Local 0aIncome2Local 0aWorld economy (New York, N.Y.)