PART III. Of the Variations in the Proportion between the

respective Values of that sort of Produce which always affords Rent, and of that which sometimes does, and sometimes does not, afford Rent 74

Digression concerning the Variations in the Value of Silver during the course of the four last centuries ib. First Period ib. Second Period 81 Third Period ib.

Variations in the Proportion between the respective Values of Gold and Silver 89

Grounds of the Suspicion that the Value of Silver still continues to decrease 91

Different Effects of the Progress of Improvement upon the real Price of three different sorts of rude Produce ib. First Sort 92 Second Sort ib. Third Sort 97

Conclusion of the Digression concerning the Variations in the Value of Silver 101

Effects of the Progress of Improvement upon the real Price of Manufactures 103

Conclusion of the Chapter 105