[550]. Pol. Econ. and Tax., ibid. pp. 50 seq., esp. pp. 54, 55.

[551]. l. c. p. 55 ft.

[552]. Low Price, &c., ibid., p. 379.

[553]. Pol. Econ. and Tax., ch. v.; cf. Malthus, Pol. Econ. (1820), p. 230.

[554]. But cf. Works, p. 377 n.

[555]. Pol. Econ., IV. iii § 4. Cf. Walker, Land and its Rent, pp. 177–81, though it has been pointed out that on p. 178 that writer omits Mill’s qualifying phrase, (improvements) “suddenly made.”

[556]. See Sir James Caird’s table appended to Landed Interest (1878). Cf. Cairne’s Essays in Pol. Ec., vi. p. 216.

[557]. Bk. III. ch. vii p. 429.

[558]. Essay, 2nd ed., Bk. III. ch. viii. p. 437.

[559]. Ibid., l. c. ch. ix. pp. 443 seq.