Airport during the year. 2. Give examples of costs that would be included in a and in b. 3. The president of the company examines your figures and says, "There's something strange here. Our fixed costs have not changed, and you show greater total contribution margin if we add the new product, but you also show our break-even point going up. With greater contribution margin, the break-even point should go down, not up. You've made a mistake somewhere." Explain to the president what has happened