1. Describe negative within-firm externalities as they pertain to cash flow versus accounting income.
2. Year Cash Flows
0 -18872
1 10362
2 9968
3 6091
What is the profitability index for the set of cash flows if the relevant discount rate is 9 percent? (Do not round intermediate calculations and round your final answer to 3 decimal places. (e.g., 32.161))