List the reasons for currency exchange

What is product differentiation, and how can it be achieved ? what is product positioning? what conditions would head to head product positioning be appropriate?

Juwana was turned down for a car loan by a local credit union she thought her credit was good what should her first step be

Precision aviation had a profit margin of 6.25%, a total assets turnover of 1.5, and an equity multiplier of 1.8. what was the firm's roe? a. 15.23%b. 16.03%c. 16.88%d. 17.72%e. 18.60%