"提高投资效益必须着力调整优化投资结构。"吴亚平建议，"十五五"时期加力推动投资结构实现"四 大"转型：一是向促进消费需求增长转型，满足发展型需求、享受型需求；二是向提升存量资产的供给 质量转型，推动基建改造升级、产业技术改造和城市有机更新；三是向培育新动能和开辟新赛道转型， 适度超前开展新型基础设施投资，加力推动科技创新和产业创新"硬投资"；四是向高质量共建"一带一 路"转型，重点领域包括跨境基础设施互联互通、重要节点城市基础设施建设和国际产能合作等。"十五 五"时期，要努力实现调整优化投资结构和保持投资合理增长两大目标任务。 他特别提到，"十五五"时期扩大有效投资要聚焦新质生产力、新型基础设施、新型城镇化和重大工程 等"三新一重"领域。其中，电力、水利、新基建、生态环境等重大工程，有的未来需求比较大，有的则 短板弱项比较明显，总体来看潜在投资增长空间比较大。 （文章来源：证券时报网） 12月3日，由江门市国资委、江门市投资促进局联合主办的2025广东地方投融资交流会暨江门市投资环 境和国资国企产业园区招商推介会举行。国家发展改革委投资研究所研究员吴亚平在会上发表主题演讲 时表示，"十五五"时期扩大有效投资 ...

Group 1 - The article emphasizes the importance of major engineering projects in stabilizing and promoting the real estate market, as highlighted in the State Council meeting on August 18 [3] - The government aims to enhance the effectiveness of macro policies, respond to market concerns, and stabilize market expectations through targeted measures [3] - There is a focus on increasing effective investment and promoting private investment, alongside the construction of a unified national market to leverage market dividends [3] Group 2 - The State Council issued guidelines for the construction and operation of existing PPP projects, advocating for a classified and graded approach to project management [4] - The guidelines stress the importance of ensuring the smooth construction of ongoing projects and prioritizing those with certain returns, while also addressing slow-moving projects through optimization [4] - Financial institutions are encouraged to support ongoing projects in a market-oriented and lawful manner [4] Group 3 - For operational projects, the article highlights the need for legal compliance in payment and enhanced project operation supervision to achieve cost reduction and efficiency [5] - Local governments are urged to manage government expenditure responsibilities according to contracts and to utilize various funding sources for PPP project costs [5] - The article encourages equal communication and mutual benefits among social capital, financial institutions, and government entities to optimize project implementation [5] Group 4 - The State Council approved the overall plan for the "Three North" project, which aims to integrate ecological protection and economic development [6] - The plan emphasizes the need for coordinated planning and the implementation of supportive policies to foster local industries [6]