国家发改委主任郑栅洁：在市场准入等方面，进一步打通制约民间投资的堵点、难点、痛点

Core Insights - The article emphasizes the importance of expanding effective investment during the 14th Five-Year Plan period, focusing on optimizing investment structure and stimulating private investment vitality [1] Group 1 - The National Development and Reform Commission (NDRC) Director Zheng Zhaojie highlights the need for systematic planning of policies to promote private investment [1] - Key areas of focus include market access, resource acquisition, fair law enforcement, and protection of rights and interests to address the bottlenecks and challenges faced by private investment [1]