Answer:
a. $56,400
b. 101,750
c. Economic loss of $108,150
Explanation:
a.
Explicit Cost
The direct payments made to other for different purposes s explicit cost. Such as wages, rent etc.
For Roma Explicit costs are
Computer                 $55,000
Printer lease payment       $150
Paper, utilities, & postage    $1,250 Â
Total Explicit Cost          $56,400
b.
Implicit Cost
Any opportunity cost is the implicit cost. The loss of benefit which someone faces for choosing an alternative.
For Roma Explicit costs are
School Teacher Salary    $40.000.
Building rent            $55,000 Â
Bank Interest (5% 55,000) $2,750
Computer offer          $4,000
Total Implicit cost        $101750
c.
Economic Profit
Economic Profit is the net of Revenue / Income less Implicit and Explicit costs associated with the revenue / Income.
Economic Profit / loss = Total Revenues - (Explicit Costs + Implicit Costs)
Economic Profit / loss = $50,000 - ($56,400 + 101,750)
Economic Loss = $108,150