What is the bullwhip measure for the retailer-manufacturer

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Reference no: EM13843112

Supplier. The retailer’s demand over an 8-week period was 100 units each of the first 2 weeks, 200 units each of the second 2 weeks, 300 units each of the third 2 weeks, and 400 units each of the fourth 2 weeks. The following table presents the orders placed by each firm in the supply chain. Notice, as is often the case in supply chains due to economies of scale, that total units are the same in each case, but firms further up the supply chain (away from the retailer) place larger, less frequent, orders.

WEEK RETAILER MANUFACTURER SUPPLIER

1 100 200 600

2 100

3 200 400

4 200

5 300 600 1400

6 300

7 400 800

8 400

Recall that the sample variance of a data set can be found by using the VAR.S function in Excel. PLEASE SHOW ALL WORK.

a) What is the bullwhip measure for the retailer?

b) What is the bullwhip measure for the manufacturer?

c) What is the bullwhip measure for the supplier?

d) What conclusions can you draw regarding the impact that economies of scale may have on the bullwhip effect?

Reference no: EM13843112

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