PROPOSED BY MR. MALTHUS. 148

per cent. the quantities of corn in column 1 exceed
 the corresponding quantities in column 3;
or, in other words, how much per cent. the
quantities of corn produced by 10 men exceed
the quantities given to 10 men for their labour.
Column 5 exhibits the quantities of labour, or
number of men required to produce the quantities
 of corn in the third column, obtained by a
simple operation in the rule of three: if 10
men produce 150 quarters, how many will be
required to produce 120?
Column 6 shows the profits estimated in labour,
 after the rate in the fourth column; or,
what is the same thing, it shows the quantities of
labour which the quantities of corn in column 3
will command, over and above what produced
them. Column 7 contains the quantities of
labour commanded by the corn in column 3,
and is nothing but a repetition of what was before
 tcld us in the third column: for we are
there informed, that the quantities of corn enumerated,
 severally commanded the yearly labour
of 10 men, and in this seventh column there