Labour, as title to property, 65. 
    Christian teaching on its dignity, 137.
    division into honourable and degrading, 141.
    necessity and honourableness of all forms of, 140.
    only one constituent in the estimation of just price, 157.
    relative importance of, in determining value, 113.
    the motives which should actuate, 153. 
  Lactantius, 45, 56 et seq., 91. 
  Langenstein, 19, 107, 111, 112, 121, 122, 124, 137, 141, 203. 
  Larceny Act, the, 27. 
  Lateran Council, the, judgment in favour of montes pietatis, 197. 
    Councils, the, of 1139 and 1179, declaration against usurers by, 174. 
  Laurentius de Rodulphis, 157, 195, 209. 
  Law, natural and positive, in relation to property, 64. 
  Le Blant, 216. 
  Lecky, 176, 211. 
  Leo the Great, 146. 
  Lessius, 117, 124. 
  Letting, Thomas Aquinas on, 38. 
  Levasseur, 138, 139, 224. 
  Leviticus, 163.
  Liberalitas, its opposing vices, 74.
    meaning of, 73. 
  Liberality, relation to justice, 73. 
  Lisieux, Bishop of, see Oresme, Nicholas. 
  List, 146, 224. 
  Loan, Thomas Aquinas on, 38. 
  Loans, analogy between sales and, 182.
    forced, in the Italian States, 195.
    the real nature of, 178.
  Locatio operarum, 210, 213. 
  Logic, mediaeval study of, 14. 
  Loria, 149. 
  Lucca, montes pietatis at, 196.
  Lucrum cessans, 185, 186, 195, 202.
      recognition of, 187 et seq.
  Lyons, Council of, ordinances against usurers, 175.

Macleod, 218. Magnificentia, duty of, 77.  Maimonides, 164.  Malthusianism, 225.  Mansi, 169.  Mantua, montes pietatis at, 196.  Manufacture, position in the artes possessivae, 142 et seq. Marcian Capella, 15.  Marriage, attitude of Thomas Aquinas towards, 225.  Marshall, 30.  Martin V., Pope, his bull on rent, 204.  Marx, Karl, theory of value not supported by scholastics, 113, 114.  Mastrofini, his interpretation of a verse of St. Luke, 166.  Maximian, rescript regarding sales, 105.  Mayronis, Francois de, 149, 156.  Mediaeval, interpretation of, 3 et seq. Menger, Anton, 199.  Merchant, the, necessity for control of, see Commerce.  Metz-Noblat, de, 183.  Meyer, Rudolph, 198.  Middle Ages, definition of the term by various authorities, 3 et seq.
    early writers of, no reference to economic questions, 13. 
Milan, 211.  Mohammed, prohibition of usury by his followers, 160.  Mohammedans, taking of interest by, forbidden, 166.  Monasteries, the, their example in manual labour, 138, 223.  Money, as a form of capital, 201.
  a vendible commodity, 158.
changing, see Cambium.
different kinds of variation of, 219 et seq.
ignorance of early Middle Ages regarding, 214 et seq.
invention of, 103.
most suitable metals for, 219.
not discussed by early mediaeval writers, 14.