Which of the following best explains a company may offer free chargers to its customers when a smart phone is purchased? phone chargers and phones are complements, so offering free smart phone chargers should decrease the demand for the smart phones. phone chargers and phones are substitutes, so offering free smart phone chargers should decrease the demand for the smart phones. phone chargers and phones are complements, so offering free smart phone chargers should increase the demand for the smart phones. phone chargers and phones are substitutes, so offering free smart phone chargers should increase the demand for the smart phones.

Suppose an economist believes that the price level in the economy is directly related to the money supply, or the amount of money circulating in the economy. the economist proposes the following relationship: p=a x m - p=price level - m=money supply - a=a composite of other factors, including real gdp, that change very slowly over time. how might an economist gather empirical data to test the proposed relationship between money and the price level? an economist would persuade the federal reserve to change the money supply to various levels, and observe the resulting changes in the price level. unlike researchers in the hard sciences, economists cannot study complex relationships using data. economists do not usually develop theoretical models of the economy but only analyze summary statistics about the current state of the economy. an economist would look for data on past changes in the money supply, and note the resulting changes in the price level

Kando company incurs a $9 per unit cost for product a, which it currently manufactures and sells for $13.50 per unit. instead of manufacturing and selling this product, the company can purchase product b for $5 per unit and sell it for $12 per unit. if it does so, unit sales would remain unchanged and $5 of the $9 per unit costs assigned to product a would be eliminated. 1. prepare incremental cost analysis. should the company continue to manufacture product a or purchase product b for resale? (round your answers to 2 decimal places.)

For the past six years, the price of slippery rock stock has been increasing at a rate of 8.21 percent a year. currently, the stock is priced at $43.40 a share and has a required return of 11.65 percent. what is the dividend yield? 3.20 percent 2.75 percent 3.69 percent