Calculate the Net, and NPVs for year 0 till year 10, using a spreadsheet program.

Discount rates Gringoland Marine Park Years 0 1 2 3 4 5 6 7 8 9 10 Costs (thousands of $) Construction 1250 Recurring costs 130 130 130 130 130 130 130 130 130 130 Foregone recreation 20 20 20 20 20 20 20 20 20 20 20 Benefits Increased tourist revenue 300 300 300 300 300 300 300 300 300 300 300 Net NPV @ 5% NPV @ 10%