1. Treas. Reg. § 20.2031-1(b) (1965)
2. Adam Smith on the Division of Labour: Two Views or One?
3. Sunstein , Cass , Nudge: Improving Decisions about Health, Wealth, and Happiness (2008)
4. Heuston , R. F. V. , Salmond on the Law of Torts (17th ed., 1977)
5. Adam Smith and Law ( Malloy, Robin Paul ed., 2016)