Which of the following is a correct expression concerning the formula for the standard deviation of returns of a two-asset portfolio where the correlation coefficient is positive?A. σ2rp < (W12σ12 + W22σ22)B. σ2rp = (W12σ12 + W22σ22)C. σ2rp = (W12σ12 - W22σ22)D. σ2rp > (W12σ12 + W22σ22)

Suppose a firm faces a fixed price of output, 푝푝= 1200. the firm hires workers from a union at a daily wage, 푤푤, to produce output according to the production function 푞푞= 2퐸퐸12. there are 225 workers in the union. any union worker who does not work for this firm is guaranteed to find nonunion employment at a wage of $96 per day. a. what is the firm’s labor demand function? b. if the firm is allowed to choose 푤푤, but then the union decides how many workers to provide (up to 225) at that wage, what wage will the firm set? how many workers will the union provide? what is the firm’s output and profit? what is the total income of the 225 union workers? c. now suppose that the union sets the wage, but the firm decides how many workers to hire at that wage (up to 225). what wage will the union set to maximize the total income of all 225 workers? how many workers will the firm hire? what is the firm’s output and profit? what is the total income of the 225 union workers? [hint: to maximize total income of union, take the first order condition with respect to w and set equal to 0.]

What has caroline's payment history been like? support your answer with two examples

When peter metcalf describes black diamond’s manufacturing facility in china as a “greenfield project,” he means that partnered with a chinese company to buy the plant . of all market entry strategies, this one carries the lowest risk. because black diamond manufactures its outdoor sports products outside the united states, what risks must its managers be aware of?