522 Mr TOZER, ON THE EFFECT OF MACHINERY, &c. 



.-. Z>p = 4 [170 - i5m- {m^k + nh(l -k)p\ 157], 

 A = 4(170-45»«). 



If m = mi = m2, 

 Z)^ = 4|l70-m(45 + 157*)-»?(l-*)/o]57}; 

 and if each of these and also Jc = \, 



D, = 4(170- ^ - -|^p) = 333-157p. 



The labour-fund will have gained at the end of the 3"" year. 



The produce is here supposed the same before and after the machine 

 was employed. The machine must therefore do the work of as many 

 men as the capitalist is deprived of the means of paying. 



