An investor with mean-variance preferences chooses to invest 70% of her wealth in a risky asset P with an expected rate of return of 15% and a standard deviation of 20%, and she puts 30% in a riskless Treasury bill that pays 5%. Let C denote this complete portfolio. The expected return of the portfolio C is and the standard deviation of the portfolio is .

As part of a hiring process, codex marketing company conducts an internet search to discover what a job candidate has posted. to codex, this act should present

Responsible for setting the goals and planning for the future as well as leading and controlling the work of others. out the decisions of top management. often responsible for various departments such as the production, marketing, and accounting departments. process or function of planning organizing leading and controlling. the resources arranged in an orderly and functional way to accomplish goals and objectives. the company on track and making sure goals are met. for the daily operations of a business. examples of this are supervisors, office managers, and crew leaders. act or process of creating goals and objectives as well as the strategies to meet them. for the daily operations of a business. examples of this are supervisors, office managers, and crew leaders. how the firm is structured and who is in charge of whom. direction and vision

Acompany that makes shopping carts for supermarkets and other stores recently purchased some new equipment that reduces the labor content of the jobs needed to produce the shopping carts. prior to buying the new equipment, the company used 6 workers, who produced an average of 79 carts per hour. workers receive $16 per hour, and machine coast was $49 per hour. with the new equipment, it was possible to transfer one of the workers to another department, and equipment cost increased by $11 per hour while output increased by four carts per hour. a) compute the multifactor productivity (mfp) (labor plus equipment) under the prior to buying the new equipment. the mfp (carts/$) = (round to 4 decimal places). b) compute the productivity changes between the prior to and after buying the new equipment. the productivity growth = % (round to 2 decimal places)