The income elasticity of demand for jewelry is 2. Other things equal, a 10% increase in consumer income will ________ the quantity of jewelry demanded by ________

Fiscal policy refers to the government's attempt at regulating the economy through the use of changes in:

A. Taxes and government spending B. Interest rates and borrowing C. Wage rates and contracts D. Exchange rates and foreign trade

The amount of exercise that one gets is an important factor in the determination of his general state of health. This is best described as

A. an example of marginalism. B. a positive statement. C. an example of the fallacy of logic. D. a normative statement.