In markets, the invisible hand allocates resources efficiently a. when there are negative externalities, but not when there are positive externalities. b. when the buyers and sellers are the only interested parties. c. when there are positive externalities, but not when there are negative externalities. d. in all cases.

At the end of the week, carla receives her paycheck and goes directly to the bank after work to make a deposit into her savings account. the bank keeps the required reserve and then loans out the remaining balance to a qualified borrower named malik as a portion of his small business loan. malik uses the loan to buy a tractor for his construction business and makes small monthly payments to the bank to payback the principal balance plus interest on the loan. the bank profits from a portion of the interest payment received and also passes some of the interest back to carla in the form of an interest payment to her savings account. in this example, the bank is acting

Mark knopf is an auditor who has been asked to provide an audit and financial statement certification for a company that is going public on the new york stock exchange. knopf wants to know his personal liability if the company provides him with inaccurate or false information. which of the following sources of law will him answer that question? a. the city ordinances where the company headquarters is located. b. the state constitution of the state where the company is incorporated. c. code of federal regulations. d. all of the above

Define the marginal rate of substitution between two goods (x and y). if a consumer’s preferences are given by u(x,y) = x3/4y1/4, compute the consumer’s marginal rate of substitution as a function of x and y. calculate the mrs if the consumer has chosen to consumer 48 units of x and 16 units of y. show your work. (use the back of the page if necessary.