When the return on equity equation (ROE) is decomposed using the original DuPont system, what three ratios comprise the components of ROE（） A: Gross profit margin, asset turnover, equity multiplier. B: Net profit margin, asset turnover, asset multiplier. C: Net profit margin, asset turnover, equity multiplier.

灯光的倍增器参数(Multiplier)只能是灯光的亮度增加。( )

Which of the following circuits is used to eliminate a portion of a signal? （ ）. A: Voltage multiplier B: Voltage divider C: Clipper D: Damper

调节灯光的以下哪些参数可以影响灯光的亮度（） A: Multiplier B: Shadows C: Aontrasp D: Attenuation

If the marginal propensity to consume is 0.6 and prices do not change, the multiplier is? 1/0.6 = 1.67|0.6|1/(1 – 0.6) = 2.5|1/(1 + 0.6) = 0.63

Which of the following is a tool that is used by the Fed to control the quantity of money? A: open market operations B: excess reserves C: government expenditure multiplier D: real interest rate

Cache can improve the performance of the computer, because ( ). A: Increase CPU multiplier B: Increase CPU frequency C: Increase RAM capacity D: Reduce CPU access time

Cutting taxes can lower investment through its impact on interest rates. This is an example of the: () A: Income effect. B: Accelerator effect. C: Crowding out effect. D: Multiplier effect.

When the Fed makes an open-market sale， it：（ ） A: increases the money multiplier (m). B: increases the currency-deposit ratio (cr). C: decreases the monetary base (B). D: increases the monetary base (B).

According to the DuPont analysis system, the indicator that has no effect on the return on net assets is ( ). A: Equity multiplier B: Net profit rate of sales C: Quick ratio D: Turnover of total assets