[8] See Appendix, 2.

[9] Cf. John A. Ryan, "The Church and Interest-Taking," p. 31: St. Louis, 1910.

[10] Cf. Bull. U. S. Bur. Lab., Jan. 1, 1911, pp. 876, 878, 881.

[11] Cf. St. Thomas, Summa, 2a 2ae, Q. 77, A. 1-2; St. Alphonsus, Lib. IV, Tr. V, n. 793.

[12] W. Cunningham, "Christianity and Social Questions," p. 114: London, 1910.

[13] See Appendix, 3.

[14] Cf. Liguori, l. c.

[15] See Appendix, 4.

[16] Cf. De Lugo, XIX, II, 4-5.

[17] Cf. De Lugo, L. c., XVII, II, n. 37.