Whenever money is used to purchase capital, interest costs are incurred. Sometimes, those costs are explicit. For example, if Alex borrows money from the bank, the interest he pays is an explicit cost. I Sonatines interest cort ase implicit For sampl. fT ier bies hit saings to stata busines, he forgoes he intere hie could have earned had he left his funds in a savings account. The interest he gives up is an implicit cost. a. If affeconomist and an accountant both calculate Alex's costs, the costs calculated by the economist will be the costs calculated by the accountant. b. If an economist and an accountant both calculate Tyler's costs, the costs calculated by the economist will be the costs calculated by the accountant