扩大内需 内生增长质更高（连线评论员）

Core Viewpoint - The expansion of domestic demand is a strategic move for economic stability and security, emphasized by the central economic work conference, which prioritizes building a strong domestic market for the upcoming year [1]. Investment Perspective - Investment in traditional sectors is weakening, while high-tech industries are experiencing rapid growth. There remains significant investment potential in areas such as technological innovation, industrial upgrades, urban renewal, rural infrastructure, and public services [1]. - The investment structure needs optimization to adapt to changing economic development stages, focusing on human resource development, increasing government investment in livelihood projects, and enhancing investment in technology and low-carbon transition [2][4]. Consumption Perspective - Service retail sales have shown improvement, with a year-on-year growth of 5.4% in the first 11 months of the year. The potential for consumption will be further released through urban and rural income increase plans and special actions to boost consumption [1]. - The current consumer spending rate in China is 39.9%, which is still 10-30 percentage points lower than that of developed countries, indicating room for growth in service consumption [2]. Structural Challenges - The supply side shows saturation in goods consumption, while service consumption is on the rise. There is a need for high-quality and diversified service supply, which requires easing entry restrictions and rationalizing service pricing to attract more social capital [3]. Long-term Strategy - A combination of short-term policies and long-term institutional construction is necessary to create a sustainable mechanism for expanding domestic demand and addressing deep-seated issues related to insufficient demand and weak consumption [4]. - The urbanization of agricultural migrants is highlighted as a key strategy for boosting consumption and expanding domestic demand, necessitating effective public service provision and incentives for local governments [4].