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The profit of the farmer is compounded of the 
prices, and the quantities, of fuch commodities as he 
is enabled to carry to market. The tithe-owner is 
more interefted that his rent fhould enable him at all 
times to purchafe a certain portion of the neceflaries 
and conveniences of life, than he is in the market- 
prices of commodities which he does not want; and 
which prices, arifing from the extent of the demand, 
and the quantity of the fupply, cannot determine the 
farmer’s profit, nor the fum the tithe-owner would 
have been entitled to, had he taken his tithes in kind. 
The money received as rent by the tithe-owner may 
be confidered as an inftrument of exchange, by which 
one article is bartered for another. It not only re- 
prefents the produé of the land, which he would 
have been entitled to, but is alfo the reprefentative 
of every other article which he muft purchafe in or- 
der to fuftain life, and make it comfortable. Let us 
endeavour to difcover the great, machine, by which 
all thefe articles are produced, and the means by 
which it is kept moving. 
It is an axiom in politicks, that the riches of every 
nation confift in the number of its inhabitants, ufe- 
fully employed. Dr. A. Smiru, the celebrated 
author before quoted, lays it down as an incontro- 
vertible maxim, that, ‘* The annual labour of every 
« nation is the fund which originally fupplies it with 
“ all the neceffaries and conveniences of life, which 
s¢ jt annually confumes; and which confift always 
s€ either 
