International trade does not necessarily make everyone better off—there are winners and losers.

a. Who are "winners" from international trade?

b. How can the benefits of international trade extend beyond
the buyers and
sellers in trade transactions and benefit a whole country?

c. Who are "losers" from international trade?

while it was true that the cotton gin reduced the labor of removing seeds, it did not reduce the need for slaves to grow and pick the cotton.

explanation:

before eli whitney's invention of the cotton gin, picking and cleaning cotton was a slow, labor-intensive job. workers, usually slaves, had to pick the seeds from the cotton fibers by hand. this invention made it possible to grow large amounts of cotton on big farms and make money.

on my last question