The time it takes to identify and examine the nature and seriousness of an economic problem is the _____

If a firms cuts inputs in half, and output falls by more than half, then there are

A) increasing returns to scale. B) decreasing returns to scale. C) constant returns to scale. D) decreasing marginal returns.

Comparative advantage is always a(n) ________ concept

A) absolute B) efficiency C) relative D) monetary