Lakeside Inc. produces a product that currently sells for $61.20 per unit. Current production costs per unit include direct materials, $24; direct labor, $26; variable overhead, $12.00; and fixed overhead, $12.00. Product engineering has determined that certain production changes could refine the product quality and functionality. These new production changes would increase material and labor costs by 20% per unit. Required: a. What would be the incremental profit or loss if Lakeside could sell the refined version of its product for $68 per unit?