A college has found that during every home football game, a group of students sits on a hillside next to the stadium and watches the game without purchasing tickets. In economics, the problem that this college is facing is referred to as a

As more people start using an operating system, more applications are developed for it. This makes the system more valuable to individual users. This is an example of a ________

A) pecuniary externality B) network externality C) positive externality D) negative externality

What is the basis of the "Cheap Foreign Labor" argument and what are its weaknesses?

What will be an ideal response?