All of the money borrowed by the united states government over the years and still outstanding is called the national:

You are in the market for a new refrigerator for your company’s lounge, and you have narrowed the search down to two models. the energy efficient model sells for $700 and will save you $45 at the end of each of the next five years in electricity costs. the standard model has features similar to the energy efficient model but provides no future saving in electricity costs. it is priced at only $500. assuming your opportunity cost of funds is 6 percent, which refrigerator should you purchase

The former chairman of the federal reserve, alan greenspan, used the term "irrational exuberance" in 1996 to describe the high levels of optimism among stock market investors at the time. stock market indexes such as the s& p composite price index were at an all-time high. some commentators believed that the fed should intervene to slow the expansion of the economy. why would central banks want to clamp down when the economy is growing? a. to block the formation of unsustainable speculative asset bubbles. b. to curtail excessive profits in the banking system. c. to prevent inflationary forces from gathering momentum. d. all of the above. e. a and c only.

Awork system has five stations that have process times of 5, 9, 4, 9, and 8. what is the throughput time of the system? a. 7b. 4c. 18d. 35e. 9