Why is rent earned by land even in the long run? (1) Land has original and indestructible power (2) Land is a man made factor (3) Its supply is inelastic in the short run (4) Its supply is inelastic in the long run
(4) Its supply is inelastic in the long run Explanation: Rent accrues to land which is fixed in supply even in the longer run. It is permanent. In contrast to it is a quasi rent, introduced by Marshall, which is inelastic in the short run, but elastic in the longer run.