Security f has an expected return of 11.7 percent and a standard deviation of 44.7 percent per year. security g has an expected return of 16.7 percent and a standard deviation of 63.7 percent per year. a. what is the expected return on a portfolio composed of 23 percent of security f and 77 percent of security g? (do not round intermediate calculations. enter your answer as a percent rounded to 2 decimal places, e. g., 32.16.) expected return 15.55 15.55 correct % b. if the correlation between the returns of security f and security g is .18, what is the standard deviation of the portfolio described in part (a)? (do not round intermediate calculations. enter your answer as a percent rounded to 2 decimal places, e. g., 32.16.)

According to the u.s. census bureau (), the median household income in the united states was $23,618 in 1985, $34,076 in 1995, $46,326 in 2005, and $57,230 in 2015. in purchasing power terms, how did family income compare in each of those four years? you will need to know that the cpi (multiplied by 100, 1982–1984 = 100) was 107.6 in 1985, 152.4 in 1995, 195.3 in 2005, and 237.0 in 2015

The interaction of individual choices because a type of fish is on the verge of extinction, the government imposes rules that prohibit fishing in the publicly owned spawning grounds. at first owners of fshing bouts complain about this restriction on where they can fish, but soon they notice that the number of adult fish swimming outside the protected area is much higher than it was before. with the restriction, each fishing boat ends up catching more fish than it did before the r which of the following principles of economic interaction best describes this scenario? o there is a tradeoff between equality and efficiency o markets usually lead to efficiency. o when markets do not achieve efficiency,government intervention can improve overall welfare o markets allocate goodseffectively

Data for hermann corporation are shown below: per unit percent of sales selling price $ 125 100 % variable expenses 80 64 contribution margin $ 45 36 % fixed expenses are $85,000 per month and the company is selling 2,700 units per month. required: 1-a. how much will net operating income increase (decrease) per month if the monthly advertising budget increases by $9,000 and monthly sales increase by $20,000? 1-b. should the advertising budget be increased?