Mathematically, elasticity is the percentage change in _____ brought about by a percentage change in _______.

In the text, the key question in the "economics of a business" is

A) whether the need to grow revenues is being met. B) should the firm be in the business in which it is operating. C) whether the firm faces rising labor costs. D) can the firm affect its market share.

The short-run aggregate supply curve shows the _____ relationship between the inflation rate and real growth during the period when prices and wages are _____

Fill in the blank(s) with the appropriate word(s).