Elegido, Juan M. "The Ethics of Price Discrimination." Business Ethics Quarterly, vol. 21, no. 4, 2011, pp. 633–60.
Aupperle, Kenneth E., et al. "An Empirical Examination of the Relationship between Corporate Social Responsibility and Profitability." The Academy of Management Journal, vol. 28, no. 2, 1985, pp. 446–63.
"Truth in Lending Act." Federal Trade Commission, www.ftc.gov/enforcement/statutes/truth-lending-act.