Which of the following events would cause both the equilibrium price and equilibrium quantity of number two grade potatoes to increase if number two grade potatoes are an inferior good?

If a project costs $3,500 today and pays a return of $4,200 next year, what is the highest interest rate at which the project should be undertaken?

A) 7 percent B) 14 percent C) 20 percent D) 70 percent

A high four-firm concentration ratio implies

A) an absence of product differentiation. B) a presence of product differentiation. C) an absence of competition. D) a presence of competition.