For which market structure do economists have the least precise model of price determination?

Which of the following long-term bonds has the highest interest rate?

A) corporate Baa bonds B) U.S. Treasury bonds C) corporate Aaa bonds D) municipal bonds

Adam's Apples, a small firm supplying apples in a perfectly competitive market, decides to cut its production in half this year. As a result, the

a. market price will rise b. market price will fall c. market quantity will rise d. market price will not be affected e. total expenditures on apples will rise