打电话中的学问——如何解套共同悲剧余长国改革开放近２０年来，我国的经济建设取得了举世瞩目的成就，特别是近几年我国已基本上从“卖方市场”转为“买方市场”，摆脱了短缺经济的阴影，人民生活水平与质量都有很大的提高。比如说，电话的普及率这几年有很大的提高。一... How to Solve the Common Tragedy Yu Changguo’s reform and opening up Over the past 20 years, China’s economic construction has made remarkable achievements in the world, especially in recent years, our country has basically changed from “seller’s market” to “buyer’s market” Out of the shadows of a shortage of economy and people’s living standards and quality have greatly improved. For example, the penetration of telephones has greatly increased in recent years. one...