In its earliest years, the Federal Reserve's guiding principle for the conduct of monetary policy was known as the

The fraction of a change in disposable income that is spent on consumption is the

A) marginal propensity to consume. B) marginal dissaving ratio. C) expected future disposable income. D) marginal buying power of money. E) marginal propensity to dissave.

The above figure shows the market for anti-freeze. The government imposes the sales tax shown in the figure on sellers. The sales tax on anti-freeze decreases the quantity of anti-freeze that automobile owners purchase by

A) 0 gallons. B) 1000 gallons. C) 2000 gallons. D) 3000 gallons.