Explain why zoning laws, which allow certain land uses only in specific locations, might be justified in dealing with a problem of negative externalities. Explain why tax breaks to businesses that set up in areas of high unemployment might be justified in view of positive externalities. Explain why ex- cise taxes on beer might be justified in dealing with a prob- lem of external costs.

Listed below are several transactions that took place during the first two years of operations for the law firm of pete, pete, and roy. year 1 year 2amounts billed to clients for services rendered $ 170,000 $ 220,000 cash collected from clients 160,000 190,000 cash disbursements salaries paid to employees for services rendered during the year 90,000 100,000 utilities 30,000 40,000 purchase of insurance policy 60,000 0 in addition, you learn that the company incurred utility costs of $35,000 in year 1, that there were no liabilities at the end of year 2, no anticipated bad debts on receivables, and that the insurance policy covers a three-year period. required: 1. & 3. calculate the net operating cash flow for years 1 and 2 and determine the amount of receivables from clients that the company would show in its year 1 and year 2 balance sheets prepared according to the accrual accounting model.2. prepare an income statement for each year according to the accrual accounting model.