A business received an offer from an exporter for 20,341 units of product at $19.00 per unit. The acceptance of the offer will not affect normal production or domestic sales prices. The following data are available:
| Domestic unit sales price |
$24.00 |
| Unit manufacturing costs: |
|
| Variable |
$12 |
| Fixed |
$5 |
Determine the differential cost from the acceptance of the offer.