Allocating Cost to Shippers in Pickup and Delivery Service

Table 1

Time windows, quantities, and node of the requests.

Request number	1	2	3	4
Pickup node	7	1	5	3
Delivery node	8	6	2	4
Pickup time window	0,30	90,100	160,180	260,290
Delivery time window	40,80	110,150	170,250	280,340
Quantity	20	40	30	50
Pickup node coordinate	(42,58)	(67,85)	(80,65)	(85,35)
Delivery node coordinate	(55,85)	(58,70)	(95,35)	(64,46)