In the Thomas (1954) model, (a) all nations near the Atlantic Ocean w

In the Thomas (1954) model,

(a) all nations near the Atlantic Ocean were considered one economic unit.
(b) laborers, capital and other resources freely move to those users with the highest net returns.
(c) the European economy moved inversely in relation to the U.S. economy and vice versa.
(d) all of the above are true.

ANSWER

(b)