In order to encourage participation in a walkathon, the organization arranging the event offers free items, such as a T-shirt or a water bottle, to all the participants. Which of the following principles of influence is being used?
reciprocation

Stocks a, b, and c are similar in some respects: each has an expected return of 10% and a standard deviation of 25%. stocks a and b have returns that are independent of one another; i.e., their correlation coefficient, r, equals zero. stocks a and c have returns that are negatively correlated with one another; i.e., r is less than 0. portfolio ab is a portfolio with half of its money invested in stock a and half in stock b. portfolio ac is a portfolio with half of its money invested in stock a and half invested in stock c. which of the following statements is correct? a. portfolio ab has a standard deviation that is greater than 25%.b. portfolio ac has an expected return that is less than 10%.c. portfolio ac has a standard deviation that is less than 25%.d. portfolio ab has a standard deviation that is equal to 25%.e. portfolio ac has an expected return that is greater than 25%.

Beranek corp has $720,000 of assets, and it uses no debt--it is financed only with common equity. the new cfo wants to employ enough debt to raise the debt/assets ratio to 40%, using the proceeds from borrowing to buy back common stock at its book value. how much must the firm borrow to achieve the target debt ratio? a. $273,600b. $288,000c. $302,400d. $317,520e. $333,396

After testing its water, a city water department issues a report to the related citizens, noting what chemicals have been identified, their doses, and the estimated risks of exposure at these levels. this report represents a type of