Rational choice theorists would define the behavior of corporate executives who outsource many jobs to countries where the cost of labor is substantially less than in the United States as being:

Answer: Instrumental

Explanation:

Rational choice theory, is a school of thought which is based on the assumption that individuals will choose a course of action which goes in line with what they personally prefer.

For the instrumental rationality, it has to do with looking for the most cost effective method in order to achieve a particular objective. Therefore, the behavior of corporate executives who outsource jobs to other countries where labor cost is cheaper than in the United States is defined as being instrumental.