The Nature of Justice
Owen, John. Dissertation on Divine Justice Works vol. 10 (same volume as Death of Death). Emphasis on 10:513 (Reformed Understanding Of Natural Law). See also Trueman’s excellent commentary on Owen. http://johnowen.org/media/trueman_owen_on_divine_justice.pdf
Money
Luther, Martin. On Trading and Usury.
Shields, Alexander. A Hind Let Loose-(HEAD VII, explains the Protestant view of Taxation)
Smith, Adam. Wealth of Nations.
Church-State Relations
Gillespie, George. A Treatise of Miscellany Questions (Chapter 19; Separation of Church and State among the OT Jewish Theocracy)
Locke, John. Letter Concerning Toleration 1689.
Coffey, John. Politics, Religion and the British Revolutions: The Mind of Samuel Rutherford
Rutherford, Samuel. Lex, Rex.
Ethics
Westminster Larger Catechism, 98-148 (An exposition of revealed ethics)
Nature of Civil Power
Gillespie, George. Aaron’s Rod Blossoming.
Price, Greg. Biblical Civil Government Versus the Beast; and, the Basis for Civil Resistance
Shields, Alexander. A Hind Let Loose-(HEAD V, Protestant Origins of Man’s Right to Bear Arms Against Tyrannical Government)
Theonomy Revisited