When was the last year the United States had a budget surplus?

A production function establishes the relationship between:

A) the market price of a good and the sales revenue generated. B) the quantity of output produced and the firm's profit. C) the quantity of inputs used and the quantity of output produced. D) the market price of a good and the quantity of output supplied.

Which of the following statements is true?

A) The basis for both first-degree price discrimination and third-degree price discrimination is differences in the buyers' willingness to pay for a good. B) The basis for both first-degree price discrimination and third-degree price discrimination is differences in the sellers' willingness to accept payment for a good. C) The basis for first-degree price discrimination is differences in willingness to pay, whereas the basis for third-degree price discrimination is differences in the sellers' willingness to accept payment for a good. D) The basis for first-degree price discrimination is differences in the seller's willingness to accept payment for a good, whereas the basis for third-degree price discrimination is differences in buyers' willingness to pay for a good.