A Topic of Moral Theology
Buying and Selling
The just price, defects of goods, monopolies, and auctions.
The works themselves ask 170 questions under this heading — see them together with their answers.
Within this topic
- Sale of Goods ▸ 3 subtopics
- Sale of Real Property ▸ 1 subtopics
- What sale is
- Sale by auction
- Brokers and Agents
Also asked about as…
auction sale · fair prices (ed.)
In the index as Purchase-Sale (Emptio-venditio) · Sale · Monopoly (Monopolium) · Auction (sale under the spear) · Buying-selling · Contract (Contractus) · Broker (Proxeneta) · Exchange · Price · Buying and selling · Price, what it is · Contracts · Lease · Eviction · Retro-sale · Sale under the spear (Venditio sub hasta) · Seller · Faculty of redeeming a sold thing · Mohatra · Buyer · Census · Monopolies · Pact · Society
In the manuals
Read the manuals side by side → — each work's whole treatment in its own column
Summa of Moral Theology (Summa Theologiae Moralis)
Vol. II, Part Second. On the Precep…, Book Sixth. On the Seventh…, Chapter Fourth. On Contracts, Question First. On Contrac…, Article Fifth. On Purchase…, Section 1. On Purchase and Sale in General, nn. 587 & 588 (2 passages — hover a number to read it)
Vol. II, Part Second. On the Precep…, Book Sixth. On the Seventh…, Chapter Fourth. On Contracts, Question First. On Contrac…, Article Fifth. On Purchase…, Section 4. On Sales in Species, nn. ¶1, 600, 601, 602, 603, 604, 605 & 606 (8 passages — hover a number to read it)
A Manual of Moral Theology for English-Speaking Countries
Vol. I, Bk. VII, Pt. II, Chapter V. Sale, nn. 1 & 2 (2 passages — hover a number to read it)
Vol. I, Bk. VII, Pt. II, Ch. V, Article I. Sale of Goods, nn. 1, 2, 3, 4, 5 & 6 (6 passages — hover a number to read it)
Vol. I, Bk. VII, Pt. II, Ch. V, Article II. Sale of Real Property, nn. 1, 2, 3 & 4 (4 passages — hover a number to read it)
Vol. I, Bk. VII, Pt. II, Chapter VI. Sale by Auction, nn. 1 & 2 (2 passages — hover a number to read it)
Vol. I, Bk. VII, Pt. II, Chapter VII. Monopolies, nn. 1, 2 & 3 (3 passages — hover a number to read it)
Manual of Moral Theology (Manuale Theologiae Moralis)
Vol. I, Bk. II, Tr. II, Diss. I, Pt. VII, Sect. I, Ch. II, Art. II, § VI. On Buying and Selling, n. ¶1 — We shall speak first about buying and selling generally, then about some buyings and sellings in species.Read in context →
Vol. I, Bk. II, Tr. II, Diss. I, Pt. VII, Sect. I, Ch. II, Art. II, § VI, Point I. On Buying and Selling Generally, nn. 892, 898 & 899 (3 passages — hover a number to read it)
Vol. I, Bk. II, Tr. II, Diss. I, Pt. VII, Sect. I, Ch. II, Art. II, § VI, Point II. On Some Buyings and Sellings in Species, nn. 900, 901, 902 & 904 (4 passages — hover a number to read it)
Vol. I, Bk. II, Tr. II, Diss. I, Pt. VII, Sect. I, Ch. II, Art. II, § VI, Point II, Scholion. On the Sale of Ecclesiastical Goods, n. 905 — Besides those things which we are going to say about every alienation of ecclesiastical goods - for these things also must be applied to sale, since it is one of the modes of alienating - it suffices, as regards sale, to… Read in context →
Moral Theology: A Complete Course (McHugh & Callan)
Vol. II, Pt. II, Q. II, Art. 3. The Subjective Par…, The Objects of Commutative Justice, n. 1749 — Forms of Contract. Forms of Contract.—The chief forms of contract are the following: (a) gratuitous contracts, which are those that confer advantage on only one of the contractants, or those in which no payment or compensation for his acts… Read in context →
Institutions of Moral Theology (Institutiones Theologiae Moralis)
Vol. II, On the Seventh and Tenth P…, XII. On Sale and Purchase, nn. 1126–1186 (61 passages)
Cases of Conscience, Proposed by Cardinal de Lugo, by Fr. Beniamino Elbel, by Fr. Ioannes Petrus Gury and by Other Authors, and Resolved (Casus conscientiae)
75. On Sale, nn. 1, 2, 3, 4, 5, 6, 7, 8, 9 & 10 (38 passages — hover a number to read it)
Compendium of Moral Theology of Fr. John Peter Gury, S.J., with the Notes of Antonio Ballerini, S.J.
Vol. I, Treatise On Contracts, Second Part. On Contracts …, Sect. II, Chapter I. On Sale and Purchase, n. ¶1 — It will be said: 1. concerning the nature of sale and purchase; 2. concerning the just price; 3. concerning the principal species of sales and purchases.Read in context →
Vol. I, Treatise On Contracts, Second Part. On Contracts …, Sect. II, Ch. I, Article III. On the Principal Species of Sales, n. ¶1 — Namely 1. concerning retrovendition; 2. concerning sale under the spear, or by bidding; 3. concerning monopoly; 4. concerning sale through brokers.Read in context →
Vol. I, Treatise On Contracts, Second Part. On Contracts …, Sect. II, Ch. I, Art. III, § 1. On Retrovendition and Mohatra, nn. 903, 904, 905 & 906 (12 passages — hover a number to read it)
Synopsis of Moral and Pastoral Theology
Vol. III, Contracts, and the Obligat…, On the Virtue of Justice (…, Part II — Chapter II: On Contracts in Particular, nn. 765, 766, 767, 768, 769, 770, 771, 772, 773, 774, 775, 776 & 777 (13 passages — hover a number to read it)
A Handbook of Moral Theology (Koch–Preuss)
Vol. V, Pt. I, Ch. V, Section 5: The So-Called Onerous Contracts, nn. ¶35–¶64 (30 passages)
Theologia Moralis: Principles — Responses — Counsels
Vol. II, Bk. II, Tractate V: On Justice, Ch. VI, Article I: Generalities Concerning Contracts, nn. 453–475 (23 passages)
Manuale Theologiae Moralis
Vol. II, Tr. XI, Sect. I, Q. IV, Ch. II, Art. II, § 1. On Purchase and Sale in General, n. 291 — 291. Definition. Purchase is defined in Roman law as "an agreement for a price in exchange for merchandise"; sale, however, as "an agreement for merchandise in exchange for a price." Therefore purchase and sale are two c… Read in context →
Vol. II, Tr. XI, Sect. I, Q. IV, Ch. II, Art. II, § 1, 1. On Merchandise and the Obligation of the Seller, nn. 292, 293 & 294 (3 passages — hover a number to read it)
Vol. II, Tr. XI, Sect. I, Q. IV, Ch. II, Art. II, § 2. On Certain Kinds of Purchase and Sale, nn. 302, 303 & 304 (3 passages — hover a number to read it)
Institutiones Morales Alphonsianae
Vol. I, Pt. II, Sect. II, Tr. VII, Diss. IV, CHAPTER III: On Onerous Contracts, nn. ¶1 & ¶1117 (2 passages — hover a number to read it)
Vol. I, Pt. II, Sect. II, Tr. VII, Diss. IV, Ch. III, ARTICLE I: On Purchase-Sale, n. ¶1 — We must treat: 1. of sale in general; - 2. of certain sales in species.Read in context →
Vol. I, Pt. II, Sect. II, Tr. VII, Diss. IV, Ch. III, Art. I, § 1. ON SALE IN GENERAL, nn. ¶1118, ¶1, ¶1119, ¶1120, ¶1121, ¶2, ¶1122, ¶1123, ¶1124, ¶1125, ¶1126, ¶3, ¶1127, ¶1128, ¶1129, ¶1130, ¶4, ¶5 & ¶1131 (19 passages — hover a number to read it)
Vol. I, Pt. II, Sect. II, Tr. VII, Diss. IV, Ch. III, Art. I, § 2. ON CERTAIN SALES IN SPECIES, nn. ¶1, ¶2, ¶1132, ¶1133, ¶3, ¶1134, ¶1135, ¶4, ¶1136, ¶1137, ¶1138, ¶1139, ¶5, ¶1140 & ¶1141 (15 passages — hover a number to read it)
Vol. I, Pt. II, Sect. II, Tr. VII, Diss. IV, Ch. III, ARTICLE II: On Exchange and Money Exchange, nn. ¶1142, ¶1143, ¶1144 & ¶1145 (4 passages — hover a number to read it)
Vol. I, Pt. II, Sect. II, Tr. VII, Diss. IV, Ch. III, ARTICLE III: On Census, nn. ¶1146, ¶1147 & ¶1148 (3 passages — hover a number to read it)
Vol. I, Pt. II, Sect. II, Tr. VII, Diss. IV, Ch. III, ARTICLE IV: On Leasing and Hiring, nn. ¶1149, ¶1, ¶1150, ¶1151, ¶2, ¶1152, ¶1153, ¶3, ¶4 & ¶1154 (10 passages — hover a number to read it)
Vol. I, Pt. II, Sect. II, Tr. VII, Diss. IV, Ch. III, Article V: On Emphyteusis and Fief, nn. ¶1155 & ¶1156 (2 passages — hover a number to read it)
Vol. I, Pt. II, Sect. II, Tr. VII, Diss. IV, Ch. III, Article VI: On Society, nn. ¶1157, ¶1158 & ¶1159 (3 passages — hover a number to read it)
Vol. I, Pt. II, Sect. II, Tr. VII, Diss. IV, Ch. III, Article VII: On Transaction, n. ¶1160 — 1160. Transaction is an onerous agreement by which a litigated and uncertain matter is settled between the parties. It is a most apt means for ending quarrels; for "a lean transaction is better than a rich sentence." Let… Read in context →
Theologia Moralis Sancti Alphonsi: Reduced into a Compendium
Vol. I, TREATISE ON CONTRACTS, SECOND PART: ON CONTRACTS …, Ch. I, Art. I, § I. On the Nature of the Contract of Purchase and Sale, nn. ¶954, ¶955 & ¶956 (3 passages — hover a number to read it)
Vol. I, TREATISE ON CONTRACTS, SECOND PART: ON CONTRACTS …, Ch. I, Art. I, § II. On Those Who Can Buy and Sell, nn. ¶957 & ¶958 (2 passages — hover a number to read it)
Vol. I, TREATISE ON CONTRACTS, SECOND PART: ON CONTRACTS …, Ch. I, Art. I, § III. On Merchandise or the Matter of Purchase and Sale, nn. ¶959 & ¶960 (2 passages — hover a number to read it)
Vol. I, TREATISE ON CONTRACTS, SECOND PART: ON CONTRACTS …, Ch. I, Art. I, § IV. On the Just Price, nn. ¶1, ¶961, ¶962, ¶963, ¶964, ¶965, ¶966, ¶2, ¶967, ¶968, ¶3, ¶969, ¶970, ¶971, ¶972, ¶973 & ¶974 (17 passages — hover a number to read it)
Vol. I, TREATISE ON CONTRACTS, SECOND PART: ON CONTRACTS …, Ch. I, Art. I, § V. On the Obligations of the Seller, nn. ¶1, ¶2 & ¶975–¶992 (20 passages — hover a number to read it)
Vol. I, TREATISE ON CONTRACTS, SECOND PART: ON CONTRACTS …, Ch. I, Art. I, § VI. On the Obligations of the Buyer, nn. ¶1, ¶2, ¶993 & ¶994 (4 passages — hover a number to read it)
Vol. I, TREATISE ON CONTRACTS, SECOND PART: ON CONTRACTS …, Ch. I, ARTICLE II: ON THE PRINCIPAL SPECIES OF PURCHASE-SALE, n. ¶1 — Since the matter of purchase-sale can be altogether various, and the manner of buying and selling plainly various; hence also various species of purchase-sale are distinguished, concerning the principal of which, as bein… Read in context →
Vol. I, TREATISE ON CONTRACTS, SECOND PART: ON CONTRACTS …, Ch. I, Art. II, § I. On Sale with the Pact of Buying Back, nn. ¶1, ¶995, ¶996 & ¶997 (4 passages — hover a number to read it)
Vol. I, TREATISE ON CONTRACTS, SECOND PART: ON CONTRACTS …, Ch. I, Art. II, § II. On the Sale of Incorporeal Rights, nn. ¶1 & ¶998 (2 passages — hover a number to read it)
Vol. I, TREATISE ON CONTRACTS, SECOND PART: ON CONTRACTS …, Ch. I, Art. II, § III. On Sale under the Spear, or on Public Auction, nn. ¶999, ¶1000, ¶1001, ¶1002, ¶1003 & ¶1004 (6 passages — hover a number to read it)
Vol. I, TREATISE ON CONTRACTS, SECOND PART: ON CONTRACTS …, Ch. I, Art. II, § IV. On Sale through Brokers, nn. ¶1005, ¶1006 & ¶1007 (3 passages — hover a number to read it)
Vol. I, TREATISE ON CONTRACTS, SECOND PART: ON CONTRACTS …, Ch. I, Art. II, § V. On Monopolies, nn. ¶1008, ¶1009, ¶1010, ¶1011 & ¶1012 (5 passages — hover a number to read it)
Summa Theologiae Moralis
Vol. II, Special Moral Theology: On…, Treatise: On the Cardinal …, Third Part: Concerning Com…, Sect. C, Ch. III, Question One: On Purchase and Sale, nn. ¶1, 511 & 512 (18 passages — hover a number to read it)
Vol. II, Special Moral Theology: On…, Treatise: On the Cardinal …, Third Part: Concerning Com…, Sect. C, Ch. III, Question One: On Purchase …, Article I: On Purchase and Sale in General, nn. 523 & 524 (16 passages — hover a number to read it)
Vol. II, Special Moral Theology: On…, Treatise: On the Cardinal …, Third Part: Concerning Com…, Sect. C, Ch. III, Question One: On Purchase …, Article IV: On Retrovendition, nn. 531, 532 & 533 (10 passages — hover a number to read it)
Compendium of Moral Theology
Vol. I, Tr. IX, Pt. II, Sect. II, Chapter I. On Sale and Purchase, n. ¶1 — Many things indeed can be said concerning the nature of this contract, concerning the justice of price, and concerning the diverse species of sales and purchases, but we briefly indicate only those things which can be ne… Read in context →
Vol. I, Tr. IX, Pt. II, Sect. II, Ch. I, Article III. On the Principal Species of Sales, nn. 536, 537, 538, 539, 539, Q. 2, 540, 541, 542, 542, Q. 2, 542, Q. 3, 543, 544, 544, Q. 2 & 544, Q. 3 (14 passages — hover a number to read it)
Christian Theology, Dogmatic and Moral, in Compendium
Diss. III, Chapter IV — On the contract of selling and buying. On those who can sell and buy. What things are vendible, nn. I–XVI (16 passages)
Diss. III, Chapter V — On trade, and on those to whom it is forbidden or permitted, nn. I, II, III, IV, V, VI & VII (7 passages — hover a number to read it)
Diss. III, Chapter VI — On monopolies lawful and unlawful. On sale with an agreement of resale, nn. I, II, III, IV, V, VI, VII, VIII, IX & X (10 passages — hover a number to read it)
Palladium Theologicum, Tome V: On the Virtues
Tr. II, Disputation V: On Buying and Selling, n. 1 — These Contracts, among others, are the more celebrated, since nearly the whole commerce of human society subsists on them; they are nonetheless most perilous, both on account of the defects that very often lie hidden in … Read in context →
Cases of Conscience for English-Speaking Countries, Volume I
Slater, Cases I, Contracts, Case 7. Sale, nn. ¶1, ¶2, ¶3, ¶4, ¶5, ¶6, ¶7, ¶8, ¶9, ¶10 & ¶11 (11 passages — hover a number to read it)
Slater, Cases I, Contracts, Case 9. A Purchase of Modern Antiquities, nn. ¶1, ¶2, ¶3, ¶4, ¶5, ¶6, ¶7, ¶8, ¶9, ¶10 & ¶11 (11 passages — hover a number to read it)
The Casuist: A Collection of Cases in Moral and Pastoral Theology
Vol. IV, Case XLI: Sham Bidding at an Auction, nn. ¶1, ¶2, ¶3 & ¶4 (4 passages — hover a number to read it)
Vol. V, Case XXV: A Buyer Concealing from the Seller the Real Value of Property, nn. ¶1, ¶2, ¶3 & ¶4 (4 passages — hover a number to read it)
Questions of Moral Theology
Slater, Questions, Value in Moral Theology and Political Economy, nn. ¶45, ¶46, ¶47, ¶50, ¶51, ¶52, ¶53, ¶55, ¶56, ¶57, ¶58, ¶59, ¶60, ¶61, ¶63, ¶64, ¶66, ¶67, ¶68, ¶70, ¶71, ¶72, ¶74, ¶75, ¶76, ¶77, ¶79, ¶80, ¶81, ¶82, ¶84, ¶85, ¶87, ¶88, ¶90, ¶91, ¶92, ¶93, ¶94, ¶95, ¶96, ¶97, ¶98 & ¶99 (44 passages — hover a number to read it)
The Decretals of Gregory IX (Liber Extra)
Bk. III, Title XVII: On Purchase and Sale, cc. 1, 2, 3, 4, 5, 6 & 7 (7 passages — hover a number to read it)
On the Morals of To-Day
Ch. VIII, 1919, nn. ¶182, ¶183, ¶184, ¶185, ¶186, ¶187, ¶188 & ¶189 (8 passages — hover a number to read it)
Back to Morality
Chapter XI: Prices Moralized, nn. ¶208, ¶209, ¶210, ¶211, ¶213, ¶214 & ¶215 (7 passages — hover a number to read it)
Socialism: Its Theoretical Basis and Practical Application
Ch. II, Sect. II, § I. Marx’s Theory of Value and Surplus-value, nn. ¶442–¶471 (30 passages)
Treated under the broader heading Contracts — Rickaby, Moral Philosophy · Coppens, Moral Philosophy · 1917 Code of Canon Law — these works do not divide the matter as finely as we do here, so their treatment stands one heading up (ed.)