Answer:
Jacqui's economic profit from running her own business is $5,000
Explanation:
Economic Profit / loss is the net of of revenue made from sale of an output and all the expenses associated with that sale including opportunity cost as well.
Economic profit = Income - Implicit Expenses - Explicit Expenses
Implicit expenses are the opportunity costs and Explicit Expenses are all those incurred to generate the sale.
As there is no Explicit cost. For accounting profit Calculation economists consider the best alternative as an Implicit cost. The best alternative option is $45,000
Economic Profit = $50,000 - 45,000 = $5,000
