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A comment on Excess Management Is Costing the U.S. $3T Per Year (2016). Parent comment
https://en.wikipedia.org/wiki/Kingman%27s_formula
Since c_a, c_s and tau are out of your control, focus on the left part (rho / (1-rho)):
25% vs 90% utilization: .25/.75 vs .9/.1 = 27x increase in lead time.
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https://en.wikipedia.org/wiki/Kingman%27s_formula
Since c_a, c_s and tau are out of your control, focus on the left part (rho / (1-rho)):
25% vs 90% utilization: .25/.75 vs .9/.1 = 27x increase in lead time.