Which one of the following statements is correct?The risk-free rate represents the change in purchasing power. Any return greater than the inflation rate represents the risk premium. Historical real rates of return must be positive. Nominal rates exceed real rates by the amount of the risk-free rate. The real rate must be less than the nominal rate given a positive rate of inflation.

Employees at a library check out books to patrons. books have an isbn and a name. the library sometimes has multiple copies of the same book. books have one or more authors. a patron is an individual who has an active (non-expired) library card. for each library card, we store the person's first and last names and their address. for each employee, we store their employee id, current salary, first and last name and their address. we also store the employee id of their current manager. each time we check out a book to a patron we need to store the date of the transaction, the employee who checked out the book to the patron, and the library card of the patron. some employees have library cards. if an employee patron turns in a book late, the fine that they pay is a percentage of their salary. some employees are authors who have library cards—they are allowed to check out as many books as they like.

1. list five staple convenience goods that you or your household buys on a regular basis. (you do not need to use complete sentences. 2.5 points) 2. list three impulse convenience goods that you or someone you know has purchased. (you do not need to use complete sentences. 2.5 points) 3. describe a shopping good that you or someone you know purchased. what kind of research did you or that person do before buying the product? (1-5 sentences. 3.0 points) 4. choose an example of a company you could start, and decide which business structure would make the most sense for that type of company (sole proprietorship, partnership, llc, c corporation, s corporation, or nonprofit corporation). explain why this structure would be good for this type of company. give at least 3 reasons. (3-6 sentences. 6.0 points) 5. if you were starting a new business, describe at least three departments to the company that you would need right away. why are these departments so important? (1-5 sentences. 3.0 points) 6. describe a product that you think has saturated its market. what makes you think it has saturated its market? (1-5 sentences. 3.0 points)

Consider the following information on stocks a, b, c and their returns (in decimals) in each state: state prob. of state a b c boom 20% 0.27 0.22 0.16 good 45% 0.16 0.09 0.07 poor 25% 0.03 0 0.03 bust 10% -0.08 -0.04 -0.02 if your portfolio is invested 25% in a, 40% in b, and 35% in c, what is the standard deviation of the portfolio in percent? answer to two decimals, carry intermediate calcs. to at least four decimals.