Two stocks are available. The corresponding expected rates of return are r1 and r2; the corresponding variances and covariances are σ2 1 , σ2 2 , and σ12. What percentages of total investment should be invested in each of the two stocks to minimize the total variance of the rate of return of the resulting portfolio? What is the mean rate of return of this portfolio?

Time value an iowa state savings bond can be converted to $750 at maturity 5 years from purchase. if the state bonds are to be competitive with u.s. savings bonds, which pay 5% annual interest (compounded annually), at what price must the state sell its bonds? assume no cash payments on savings bonds prior to redemption. ignore taxes.

When the national economy goes from bad to better, market research shows changes in the sales at various types of restaurants. projected 2011 sales at quick-service restaurants are $164.8 billion, which was 3% better than in 2010. projected 2011 sales at full-service restaurants are $184.2 billion, which was 1.2% better than in 2010. how will the dollar growth in quick-service restaurants sales compared to the dollar growth for full-service places?

11.     before adding cream to a simmering soup, you need to a. simmer the cream. b. chill the cream. c. strain the cream through cheesecloth. d. allow the cream reach room temperature. student d   incorrect which answer is right?