GDP is $12 trillion this year in a closed economy. Consumption is $8 trillion and government spending is $2 trillion. Taxes are $0.5 trillion. How much is national saving? $3 trillion $3.5 trillion $2 trillion $2.5 trillion

Chang corp. has $375,000 of assets, and it uses only common equity capital (zero debt). its sales for the last year were $595,000, and its net income was $25,000. stockholders recently voted in a new management team that has promised to lower costs and get the return on equity up to 15.0%. what profit margin would the firm need in order to achieve the 15% roe, holding everything else constant? a. 9.45%b. 9.93%c. 10.42%d. 10.94%e. 11.49%