... On children, see ibid., pp. 30 38 . 13 For more on invasive and noninvasive acts in a free market, see sec-tion 13 below. 134 Man, Economy, and State with Power and Market any price differing ... milk98 Man, Economy, and State with Power and Market 17Kenneth E. Boulding, Economic Analysis (1st ed.; New York: Harper& Bros., 1941), p. 30 ; also ibid., pp. 22 32 .114 Man, Economy, and State ... tabulation of demand is the demandschedule, and its graphical representation the demand curve, foreach product and market. Given the point of intersection, thedemand and supply curves above and below...