Core Viewpoint - The article emphasizes the importance of "system integration" in boosting consumption and improving investment efficiency, highlighting the interconnectedness of consumption, investment, and overall economic operation [2][3]. Group 1: Economic Policy and Investment - The current macroeconomic policy is characterized by proactive fiscal measures and moderately loose monetary policy, focusing on "effective investment" to expand domestic demand [4][7]. - Government investment should target major strategic implementations and key areas of security capability, which will enhance economic vitality and create jobs [4][6]. - There is a misconception that government investment opportunities are saturated; however, numerous effective investment projects are available, particularly in urban infrastructure and disaster prevention [6][7]. Group 2: Employment and Economic Growth - Effective investment projects initiated by the government can immediately create job opportunities and stimulate market demand, akin to the "New Deal" approach [7][11]. - Long-term benefits of effective investment include structural optimization and enhanced economic resilience, contributing to national security and social stability [7][8]. Group 3: Comprehensive Performance and Externalities - The effectiveness of government investment should be evaluated beyond traditional cost-benefit analysis, considering the broader positive externalities and comprehensive performance of projects [8][9]. - Examples such as the Qinghai-Tibet Railway illustrate that some projects may not yield immediate financial returns but provide significant long-term national benefits [8][9]. Group 4: Systematic Approach to Government Investment - Government investment should be viewed as a systematic project, requiring a combination of policy direction, project planning, funding allocation, and quality management [11]. - Successful government investment involves a series of interconnected processes, including feasibility studies and post-completion maintenance, to ensure comprehensive effectiveness [11].