Principles of economics, with special reference to American conditions . cter of cultivation. Population is indeed conditioned byfood supply; but food supply depends not only upon the num-ber of acres but upon the product per acre. When a community is no longer self-dependent, and carrieson exchange with another, greater inequality in the densityof population becomes possible. Industrial and commercialcommunities barter their finished products for the raw ma-terials of agricultural sections. WhUe the total populationstiU depends on the total food supply, the surplus food of theagricultural gro


Principles of economics, with special reference to American conditions . cter of cultivation. Population is indeed conditioned byfood supply; but food supply depends not only upon the num-ber of acres but upon the product per acre. When a community is no longer self-dependent, and carrieson exchange with another, greater inequality in the densityof population becomes possible. Industrial and commercialcommunities barter their finished products for the raw ma-terials of agricultural sections. WhUe the total populationstiU depends on the total food supply, the surplus food of theagricultural group is secured by the industrial and commercialgroup, with the result of a greater concentration of populationin the latter. Density of population in any particular countryor section which has outgrown primitive economic conditionsthus depends not so much on the production of food as on theexistence of the wealth which can procure food. England hadall through the middle ages a far sparser population than France,because although they both exported wheat it was more pre-. Cu] 2 to fi •[ni] G to 18 ,. Hll 18 to 45 ..[1D40 to »0 „[ll]»Oaudover 1U5^ LougHudo lor AVeat from CopijrioH 1903, b?/ Longmans, Qreen & Co. New York & London. DISTRIBUTION OF THE POPULA IRertrnduced from Tieicu31924013986777


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Keywords: ., bookcentury1900, bookdecade1910, bookidcu31, booksubjecteconomics