Sea Island Company is trying to decide which one of two alternatives it will accept. The costs and revenues associated with each alternative are listed below:

	Alternative A	Alternative B
Projected revenue	$190,000	$260,000
Unit-level costs	36,000	47,000
Batch-level costs	23,500	35,000
Product-level costs	26,000	28,000
Facility-level costs	21,000	23,500

What is the differential revenue for this decision?