Rebecca gollanek makes and sells wooden cooling racks for cakes, cookies, and bread for $22.50 each. she has invested $4,300 in the venture and made $2,200 in net profit. calculate her return on investment.

The typical consumer's food basket in the base year 2015 is as follows: 30 chickens at $4 each 10 hams at $5 each 10 steaks at $8 each a chicken feed shortage causes the price of chickens to rise to $5.00 each in the year 2016. hams rise to $7.00 each, and the price of steaks is unchanged. a. calculate the change in the "cost-of-eating" index between 2015 and 2016. year cost of the basket 2015 $ 2016 $ instructions: enter your responses rounded to one decimal place. the official cost-of-eating index has by %. b. suppose that consumers are completely indifferent between two chickens and one ham. for this example, how large is the substitution bias in the official "cost-of-eating" index? the in the cost-of-eating index is %. the of inflation in the cost of eating reflects substitution bias.

Choose the statement that is incorrect. a. search activity occurs only in markets where there is a shortage. b. when a price is regulated and there is a shortage, search activity increases. c. the time spent looking for someone with whom to do business is called search activity. d. the opportunity cost of a good is equal to its price plus the value of the search time spent finding the good.

Ann chovies, owner of the perfect pasta pizza parlor, uses 20 pounds of pepperoni each day in preparing pizzas. order costs for pepperoni are $10.00 per order, and carrying costs are 4 cents per pound per day. lead time for each order is three days, and the pepperoni itself costs $3.00 per pound. if she were to order 80 pounds of pepperoni at a time, what would be the average inventory level?