Cobb Company incurs costs of exist28 per unit (exist18 variable and exist10 fixed) to make a product that normally sells for exist42 A foreign wholesaler offers to buy 5,000 units at exist25 each. Cobb will incur additional shipping costs of exist1 per unit. Compute the increase or decrease in net income Cobb will realize by accepting the special order, assuming Cobb has excess operating capacity. Should Cobb Company accept the special order