Today, airport landing changes are based mostly on aircraft weight or number of passengers on the flight. What more economically efficient ways can you think of, meaning what other ways would incentive the most efficient behavior for the airports?

Motonous corporation has completed its fiscal year and reported the following information. the company had current assets of $153,413, net fixed assets of $ 412,331, and other assets of $7,822. the firm also has current liabilities worth $65,314, long-term debt of $178,334, and common stock of $162,000. how much retained earnings does the firm have?