©78 ANTIENT METAPHYSICS. Book IV; 



wars, in "which we have been involved ; — The migrations to our fet- 

 tlements abroad, and particularly to the Eaft and Weft Indies ; — 

 The engroffing of farms ; — The high price of provifions; — But, above 

 all, the increafe of luxury, and of our public taxes and debts *. 



Of thefe caufes, and the manner in which they operate, I will 

 fpeak in the fequel of this difcourfe ; in the meantime, i will lay 

 down fome general principles upon which the population or depo- 

 pulation of every country muft depend, a thing which Dr Price has, 

 jp.ot done. 



* Page 29. of Dr Price's EiTay. 



CHAP; 



