Mark and cynthia are writing out checks to donate to their alma mater. first, mark says he's going to donate $5,000, and then cynthia indicates she might be able to donate more than that. mark then decides he too could contribute more than $5,000. what is this called?

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%