Marginally attached workers fall into which of the following population categories?

Entry of new firms into an existing market causes:

A) an upward movement along the market supply curve. B) a downward movement along the market supply curve. C) a rightward shift of the market supply curve. D) a leftward shift of the market supply curve.

Suppose that a major natural disaster destroys a large part of a country's capital stock but miraculously does not cause anybody bodily harm. What will happen to the real wage rate?

A. It will not change. B. It will rise. C. It will fall. D. It could rise or fall.