记者:2012年7月,我国实行了居民阶梯电价政策,据说中国社会科学院数量经济与技术经济研究所组织力量对此政策及实施效果进行了深入研究和分析,请问结论如何?您认为我国阶梯电价政策主要还存在哪些问题?张昕竹:在世界各国电价实践中,阶梯电价并不是什么新鲜事物。早在上世纪70年代,为解决电价上涨对低收入用户的冲击,美国一些地方就引入累进阶梯电价。近年来,随着全球对环境和可持续发展问题的关注,很多国家的管制机构重新燃起对阶梯电价的热情。在国 Reporter: In July 2012, China implemented the residential ladder electricity price policy. It is said that the organization and power of the Institute of Quantitative and Technical Economics of the Chinese Academy of Social Sciences conducted an in-depth study and analysis on the policy and the implementation effect. What conclusion do you think? China’s ladder electricity price What are the main policy problems? Zhang Xin bamboo: electricity prices in various countries in the world, the price ladder is not new. As early as the 1970s, in order to solve the impact of rising electricity prices on low-income users, some places in the United States introduced progressive electricity prices. In recent years, with the global concern for the environment and sustainable development issues, the regulatory agencies in many countries have rekindled their enthusiasm for the price ladder. In the country