economic efficienc的用法和样例：
例句
- The economic efficiency of each oil field is evaluated synthetically using this model, which is given to prove its feasibility.
文中还利用该模型对各油田经济效率进行了综合评价，用实例证明了其可行性。 - You will learn that, in this case, regulating the price that the monopolist charges can potentially enhance economic efficiency.
你将会知道，在这种情况下，规定垄断者收取的价格有可能提高经济效率。
