That equalizing the facilities of production is to attack the foundations of mutual exchange.
2.

That it is not true that the labor of one country can be crushed by the competition of more favored climates.
3.

That, even were this the case, protective duties cannot equalize the facilities of production.
4.

That freedom of trade equalizes these conditions as much as possible; and 5.

That the countries which are the least favored by nature are those which profit most by mutual exchange.
1.