If a firm's total economic cost of producing 50,000 products is $5,000,000, and this output is sold for $5,000,000, we can conclude that the firm will earn an economic profit of:

The supply curve is upward sloping because of

A) increasing marginal cost. B) decreasing marginal benefit. C) decreasing marginal cost. D) increasing marginal benefit. E) increasing total cost.

Which sum of money most adequately represents the value someone places on the works of Shakespeare? The sum they would be willing to pay to

A) purchase a set of Shakespeare's complete works. B) purchase a set of Shakespeare's complete works if they did not already own a set. C) purchase a set of Shakespeare's complete works if they did not have ready access to a set. D) purchase a set of Shakespeare's complete works if they had no other way to obtain access to the complete works. E) purchase a set of Shakespeare's complete works if they had no other way to obtain copies of any of them to read.