[114] Cf. Engels, "Socialism: Utopian and Scientific," pp. 45, 46; and Hillquit-Ryan, "Socialism: Promise or Menace," 103, 104, 143-145.
[115] Cf. Hillquit-Ryan, op. cit., pp. 75, 76.
[116] "Capital," pp. 1-9.
[117] Op. cit., p. 117; Humboldt Edition.
[118] Skelton, "Socialism: A Critical Analysis," pp. 121, 122.
[119] Cf. Skelton, loc. cit.
[120] The exaggerated claims made on behalf of social productivity in the matter of land values have been examined in a previous chapter. Similar exaggerations with regard to capital will be considered in chapter xii.
[121] Wilhelm Liebknecht, cited in Hillquit's "Socialism in Theory and Practice," p. 107.
[122] "Das Erfurter Program," cited by Skelton, op. cit., p. 178.
[123] Cf. Skelton, op. cit., ch. vii; Bernstein, "Evolutionary Socialism," pp. 1-94; Simkhovitch, "Marxism vs. Socialism," passim; Walling, "Progressivism and After," passim; Hillquit-Ryan, op. cit., ch. iv.