Use the following market data to answer the question below.Price per UnitQuantity Purchased by ConsumerQuantity Sold by Producer$52,0000101,800300151,600600201,400900251,2001,200301,0001,500In the market shown in the table, the marginal benefit of 1,200th unit is

If federal taxes are cut by $10 billion, aggregate demand

A) increases by $10 billion. B) increases by $10 billion multiplied by the government expenditure multiplier. C) increases by $10 billion multiplied by the tax multiplier. D) decreases by $10 billion. E) decreases by $10 billion multiplied by the tax multiplier.

If Dr. Giltscalpel's gross revenue doubled when he doubled his surgical fees, the demand for his services within the relevant price range would be

A) indeterminate. B) perfectly elastic. C) perfectly inelastic. D) unit elastic. E) none of the above.