Unit costs to manufacture and sell a calculator T9, Clark Company's main product, are as follows Direct Materials.... Direct Labor7.50 Variable ???. Fixed MOH..9 70 Variable Selling Costs..50 Fixed Administrative cost13.50 Total. $15.20 18.50 ....$70.90 Clark receives a special order for 1000 units of calculator T9 at a selling price of $60 per unit. Normal selling price is $80 per unit. Variable selling costs will be reduced TO $3.00 per unit. Clark Company has enough excess capacity to produce 900 units. What will be the effect on NOI if Clark accepts this special order (assume full order is satisfied)