The Timberline firm expects a total cash need of 12, 500 over the next 3 month. They have a beginning cash balance of 1,500, and cash is replenished when it hits zero. The fixed cost of selling securities to replenish cash balances is 3.50. The interest rate on marketable securities is 8% per annum. There is a constant rate of cash disbursement and no cash receipts during the month.
What is the total opportunity cost for a month based on the firm's current place?