Austral & company has a debt ratio of 0.5, a total assets turnover ratio of 0.25, and a profit margin of 10%. the board of directors is unhappy with the current return on equity (roe), and they think it could be doubled. this could be accomplished (1) by increasing the profit margin to 12% and (2) by increasing debt utilization. total assets turnover will not change. what new debt ratio, along with the new 12% profit margin, would be required to double the roe?

Power plants that rely on coal increase the amount of sulfur dioxide that dissolves into the air, eventually increasing the acidity of precipitation. the higher acidity of rain and snow can damage forests by making it more difficult for plants to absorb minerals from the soil. the equations below provide information about the market demand and supply of electricity. there is a constant marginal external cost of $25 per unit of electricity. d: qd= 200 – 2ps: qs=p – 10what quantity of electricity satisfies allocative efficiency in this market? a. 60b. 70c. 50d. 43.3