Given a well-diversified stock portfolio, the variance of the portfolio: . i. will equal the variance of the most volatile stock in the portfolio.
ii. may be less than the variance of the least risky stock in the portfolio.
iii. must be equal to or greater than the variance of the least risky stock in the portfolio.
iv. will be a weighted average of the variances of the individual securities in the portfolio.
v. will be an arithmetic average of the variances of the individual securities in the portfolio.

Time value an iowa state savings bond can be converted to $750 at maturity 5 years from purchase. if the state bonds are to be competitive with u. s. savings bonds, which pay 5% annual interest (compounded annually), at what price must the state sell its bonds? assume no cash payments on savings bonds prior to redemption. ignore taxes.

The sticky-price theory asserts that the output prices of some goods and services adjust slowly to changes in the price level. suppose firms announce the prices for their products in advance, based on an expected price level of 100 for the coming year. many of the firms sell their goods through catalogs and face high costs of reprinting if they change prices. the actual price level turns out to be 110. faced with high menu costs, the firms that rely on catalog sales choose not to adjust their prices. sales from catalogs will

Label each scenario with the term that best describes it. use the midpoint method when applicable. marcel duchamp was a famous artist prior to his death, and was known for his dada artwork, including works such as "soft toilet". all of his original sculptures and paintings go on sale. paul owns a tim horton's, a famous donut and coffee franchise. he is willing to sell as many maple glazed donuts as customers want at a price of $1.00 each, but he refuses to sell any donuts for any price lower than $1.00 . the price of facial tissues rises from $2.85 per box to $3.15 . as a result, p& g increases production from 15 million boxes to 25 million boxes of facial tissue. with the school semester starting for both high school and college, papermate chooses to increase production of pens from 38 million to 42 million after global prices of writing instruments increase from $1.90 a package to $2.10 a package. bright ideas increases its production of lightbulbs by 15% after a 400% increase in the price of fluorescent bulbs. labels: elastic supply; perfectly inelastic supply; perfectly elastic supply; inelastic supply; unit-elastic supply.