The standard deviation of a portfolio
a. is a weighted average of the standard deviations of the individual securities held in that portfolio.
b. can be less than the weighted average of the standard deviations of the individual securities held in that portfolio.
c. measures the amount of diversifiable risk inherent in the portfolio.
d. is a measure of that portfolio's systematic risk.
e. serves as the basis for computing the appropriate risk premium for that portfolio..

Plz i have no idea what a cover letter is can u guys explain it to me write a letter to the address below. you are responding to an advertisement from the willamette company for a job opening as an office assistant. you did some research and learned that the person to whom the application should be sent is ms. katrina n. d. waives. you are going to enclose a résumé and three letters of reference. your résumé will have details about your qualifications, so you should just give a brief but inviting overview of them here. in addition, your letter will include a very important paragraph that is not normally a part of a business letter. you will tell what format you are using for your letter where you got the information on this format. address of the willamette company: 355 buck hill road, portland, oregon 48792.

Dr. dow jones wants to know whether a problem-based approach to teaching economics will result in higher academic performance than his traditional method. of the six sections of economics 101 at his university, dr. jones randomly assigns three sections to the traditional method and three sections to the problem-based method for unit 1 of the course. then all sections switch the instructional method for unit 2. he plans to compare the performance of the two groups of sections on their unit 1 and unit 2 exams. this study employs a design.

What would not cause duff beer’s production possibilities curve to expand in the short run? a. improved manufacturing technology b. additional resources c. increased demand