Consider a scenario of a four-firm supply chain consisting of a retailer, wholesaler, manufacturer, and supplier. The following table represents the orders placed by each firm in a supply chain.

Week	Retailer Sales	Wholesaler Orders	Manufacturer Orders	Supplier Orders
1	100	220	100	300
2	105	0	150	0
3	110	220	0	0
4	115	0	0	0
5	120	220	180	0
6	125	0	205	240
7	130	190	225	220
8	135	230	0	240
9	165	0	0	0
10	150	190	235	0
11	150	200	270	300
12	175	210	325	320
13	160	0	0	0
14	180	230	0	0
15	230	240	310	380
16	250	250	400	400

1. What are the bullwhip measures for this scenario?
2. What conclusions can you draw from your estimations?