By the late 1800s, soft coal miners earned a higher hourly wage than other industrial workers of similar skill levels. The mining wage is an example of

If the cross-price elasticity of demand between two goods is -2.2, then the

a. two goods are substitutes b. two goods are complements c. income elasticity of demand must be between 0 and 1.0 d. goods are both normal goods e. goods are both inferior goods

Economists and policy makers are committed to encouraging a high and growing level of real GDP because:

A. This implies a lower price level B. This means a higher level of unemployment C. This implies an increase in investment D. This means greater consumption opportunities