Consider a banking system in which the reserve requirement is 10%, banks try not to hold excess reserves, consumers and firms hold money only in the form of checking account balances, and all loan proceeds are spent. Suppose initially all banks in the system are loaned up. Now, suppose that the Fed buys a $100,000 bond from Sheila Jones, who banks at the Perez Bank, and that she deposits her check in her checking account at Perez Bank.

As a result of Sheila's deposit, Perez Bank can increase its loans by:

a) $90,000.

b) $1,000,000.

c) $100,000.

d) $10,000.

What is the relationship between marginal external cost, marginal social cost, and marginal private cost? a. marginal social cost equals marginal private cost plus marginal external cost. b. marginal private cost plus marginal social cost equals marginal external cost. c. marginal social cost plus marginal external cost equals marginal private cost. d. marginal external cost equals marginal private cost minus marginal social cost. marginal external cost a. is expressed in dollars, so it is not an opportunity cost b. is an opportunity cost borne by someone other than the producer c. is equal to two times the marginal private cost d. is a convenient economics concept that is not real

Suppose portugal has 700 workers and 26,000 units of capital, and france has 18,000 workers and 700 units of capital. technology is identical in both countries. assume that wine is the capital-intensive good and cloth is the labor-intensive good. which of the following statements is correct if the nations start trading with each other? a) wages will increase in portugal.b) rental rates in france will increase.c) wages in france will decrease.d) rental rates in portugal will increase.

Amanufacturer has paid an engineering firm $200,000 to design a new plant, and it will cost another $2 million to build the plant. in the meantime, however, the manufacturer has learned of a foreign company that offers to build an equivalent plant for $2,100,000. what should the manufacturer do?