You calculate a 7.8% expected return on the all world fund with a return standard deviation (a measure of risk) of 18.90%. the expected return of the treasury index fund is 5.50% with a return standard deviation of 4.6%. to analyze the relationship between the two investments, you also calculate the covariance between the two of –12.4.

Afirm that makes electronic circuits has been ordering a certain raw material 250 ounces at a time. the firm estimates that carrying cost is i = 30% per year, and that ordering cost is about $20 per order. the current price of the ingredient is $200 per ounce. the assumptions of the basic eoq model are thought to apply. for what value of annual demand is their action optimal?

Bella is the new president of first edition, a group dedicated to the promotion of english literacy in first-generation immigrant communities. in the two years that have passed since bella took the position, the organization's members have become more passionate about their mission and intensified their activities—they put in long hours teaching children to read, promoting the program to parents, and soliciting donations. bella's strength is in her ability to inspire others and make them believe that they are part of something greater than themselves. which term best captures bella's leadership style? a. transactional b. transformational c. legitimate authority d. absolute authority

Suppose that a worker in agland can produce either 10 units of organic grain or 2 units of incense per year, and a worker in zenland can produce either 5 units of organic grain or 15 units of incense per year. there are 20 workers in agland and 10 workers in zenland. currently the two countries do not trade. agland produces and consumes 100 units of grain and 20 units of incense per year. zenland produces and consumes 50 units of grain and no incense per year. if each country made the decision to specialize in producing the good in which it has a comparative advantage, then the combined yearly output of the two countries would increase by a. 30 units of grain and 100 units of incense. b. 30 units of grain and 150 units of incense. c. 50 units of grain and 90 units of incense. d. 50 units of grain and 130 units of ince