Answer:
Accounting profit: 3,000
Economic loss: 4,500
It is not in their best interest to open the business. It will destroy capital as they will earn more income from the factor alone than combined into this project.
It is better to accept the offers and put the savings to yield interest unti la better project presents or reconsider the project to make it profitable.
Explanation:
Accounting result (explicit cost only)
average revenue 12,000
monthly expenses (6,000)
building lease (3,000)
accounting profit 3,000
Economic result: Accounting revenue less opportunity cost of the factor.
accounting profit 3,000
labor factor (7,000) sum of both yours and friend offers
capital factor (500) interest from the saving
economic loss 4,500