Economics - what is the 'consumer's problem'?
a. the difficulty in maximizing total utility with budget constraints
b. the issue of increased demand in a marketplace of minimal supply
c. the problem found when utility is increasing yet the good is decreasing
d. the point where total utility is achieved in the goods and services bought

Aaron corporation, which has only one product, has provided the following data concerning its most recent month of operations: selling price $ 102 units in beginning inventory 0 units produced 4,900 units sold 4,260 units in ending inventory 640 variable costs per unit: direct materials $ 20 direct labor $ 41 variable manufacturing overhead $ 5 variable selling and administrative expense $ 4 fixed costs: fixed manufacturing overhead $ 64,200 fixed selling and administrative expense $ 2,900 the total contribution margin for the month under variable costing is: