If priced laser eye surgery falls by 50% and the quanity of contact lenses demand falls by 40% find the cross elasticity of demand for these two goods

The revenues of a company increased by 39% in year one and decreased 22% in year two. what is the overall change over the two-year period?

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%

Which of the following is the term for something that you can't live without 1. need 2. want 3. good 4. service