What condition is necessary for a fiat money system to work?

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.

Which of the following mechanisms would be most likely to motivate managers to act in the best interests of shareholders? a) decrease the use of restrictive covenants in bond agreements, b) take actions that reduce the possibility of a hostile takeover, c) elect a board of directors that allows managers greater freedom of action, d) increase the proportion of executive compensation that comes from stock options and reduce the proportion that is paid as cash salaries, e) eliminate a requirement that members of the board directors have a substantial investment in the firm's stocks

Security a has a higher standard deviation of returns than security b. we would expect that: (i) security a would have a risk premium equal to security b. (ii) the likely range of returns for security a in any given year would be higher than the likely range of returns for security b. (iii) the sharpe ratio of a will be higher than the sharpe ratio of b. (a) i only (b) i and ii only (c) ii and iii only (d) i, ii and iii