Drivinghaslongbeenthoughtofas(efficient)thanflying,butaccordingtonewresearch,thatisnolongerthecase.（2.0分）
举一反三
- Recent studies show that employees who take vacation time are ________ than those who do not. A: efficient B: most efficient C: more efficient D: least efficient
- The related information can help you to operate the machine (efficient) ________. A: efficient B: effective C: efficiency D: efficiently
- Efficient production occurs if a firm
- Efficient market 有效市场
- If our model of rent control allowed for unrestricted subletting, would the outcome be Pareto efficient? A: Pareto efficient B: Pareto inefficient