Definitions in Political Economy, / Preceded by an Inquiry Into the Rules which Ought to Guide Political Economists in the Definition and Use of Their Terms; with Remarks on the Deviation from These Rules in Their Writings

by T. R. Malthus

42. The quantity of labour which it will command or exchange for at that place and time.

MEASURE OF THE NATURAL VALUE OF A COMMODITY AT ANY PLACE AND TIME.

43. The quantity of labour for which it will exchange at that place and time, when it is in its natural and ordinary state.

THE PRICE, THE MARKET PRICE, OR ACTUAL PRICE OF A COMMODITY AT ANY PLACE AND TIME.

44. The quantity of money for which it exchanges at that place and time, the money referring to the precious metals.

THE NATURAL PRICE OF A COMMODITY AT ANY PLACE AND TIME.

45. The price in money which will pay the elementary costs of its production, or the money conditions of its supply.

SUPPLY OF COMMODITIES.

46. The quantity offered, or ready to be immediately offered, for sale.

DEMAND FOR COMMODITIES.