Andronicus Corporation has the following jumbled information about an investment proposal:

Revenues in each of years $14=$ $$36,000$

Year $0$ initial investment $=$ $$56,000$

Inventory level $=$ $$18,000$ in year $1,$ $$20,100$ in year $2,$ and $$13,000$ in year $3$

Production costs $=$ $$11,800$ in each of years $14$

Salvage value $=$ $$13,600$ in year $4$

Depreciation $=100\%$ immediate bonus depreciation

Tax rate $=21\%$

Customers pay with a $6-$month lag