A computer manufacturer offered to sell sophisticated computer equipment to another country.Two days later,before the offer was accepted,Congress placed an embargo on all sales to this country;and therefore,the offer was terminated by the embargo.This is an example of:

A) promissory estoppel.
B) destruction of subject matter.
C) intervening illegality.
D) revocation.

If the Fed sells Treasury bills then

A) the price of Treasury bills will fall.
B) the market rate of interest on Treasury bills will rise.
C) both the price of Treasury bills will fall and the market rate of interest on Treasury bills will rise.
D) neither the price nor the market rate of interest of Treasury bills will be affecteD.

Aspen, Inc. reported the following data in its annual report:?
Cash and cash equivalents $460,000
Cash flow from operations
(240,000)?Required
(1) What is the company's "cash burn" per month?
(2) What is the company's ratio of cash to monthly cash expenses?

Cash flows from foreign operations denominated in a foreign currency will normally be translated using:

A) historical rates.
B) average rates.
C) closing rates.
D) none of the above.

To say that land rent performs no incentive function means that:

A) higher rental payments will not bring forth a larger quantity of land.
B) rent is not a cost to specific firms,but it is a cost from the standpoint of the economy as a whole.
C) rent does not allocate land in terms of productive efficiency.
D) rent tends to allocate land into the most productive uses.