Use the percentage change or the midpoint method to calculate your price elasticity of demand as the price of dvds increases from $8 to $10 if (i) your income is $10,000 and (ii) your income is $12,000.

Which of the following statements about cash basis accounting is true? a. it is more complicated than accrual basis accounting. b. the irs allows all types of corporations to use it. c. it follows gaap standards. d. it ensures the company always knows how much cash flow it has.

Wo firms, a and b, each currently dump 50 tons of chemicals into the local river. the government has decided to reduce the pollution and from now on will require a pollution permit for each ton of pollution dumped into the river. it costs firm a $100 for each ton of pollution that it eliminates before it reaches the river, and it costs firm b $50 for each ton of pollution that it eliminates before it reaches the river. the government gives each firm 20 pollution permits. government officials are not sure whether to allow the firms to buy or sell the pollution permits to each other. what is the total cost of reducing pollution if firms are not allowed to buy and sell pollution permits from each other? what is the total cost of reducing pollution if the firms are allowed to buy and sell permits from each other? a. $3,000; $1,500 b. $4,500; $3,500 c. $4,500; $4,000 d. $4,500; $2,500

Which of the following are direct employee sources of foodborne disease organisms? a) normal flora b) sick employees c) transient microorganisms d) all of the above