It has over 700 different language groups, no national transport system to speak of and few government services that actually operate outside of the capital, Port Moresby.

VOA: standard.2009.04.04

It only helps them to bring down the cost of health care, government has to operate the system more efficiently than the market does.

它只能,降低医疗的费用，政府必须,比市场更加有效地运作。

斯坦福公开课 - 经济学课程节选

It only helps them to bring down the cost of health care, government has to operate the system more efficiently than the market does.

它只能,降低医疗的费用，政府必须,比市场更加有效地运作。

斯坦福公开课 - 经济学课程节选