贾康：以“两重”扩大政府有效投资：对应场景和投融资机制创新

Core Viewpoint - The article emphasizes the strategic significance of expanding effective government investment in China through the "implementation of major national strategies and security capacity building in key areas," which supports the "new two-step" modernization agenda and combines supply-side structural reform with counter-cyclical regulation to stimulate domestic demand [1][4][37]. Group 1: Effective Investment and Economic Context - The current economic environment necessitates a focus on effective government investment, particularly during periods of economic downturn, to stimulate growth and enhance overall economic performance [1][8][21]. - The concept of "comprehensive performance" is introduced, which transcends traditional cost-benefit analysis by considering long-term benefits and positive externalities associated with government investments [4][12][38]. - The need for "appropriately ahead of schedule" investments is highlighted, suggesting that long-term infrastructure projects should be planned with foresight to maximize their impact [4][12][17]. Group 2: Investment Scenarios and Mechanisms - The article identifies various scenarios for effective government investment, including the construction of sponge cities, which are crucial for disaster prevention and urban resilience [2][26][27]. - It discusses the importance of innovative financing mechanisms, such as special bonds and public-private partnerships (PPP), to support these investments and ensure their sustainability [2][29][35]. - The necessity of a coordinated approach in government investment planning is emphasized, advocating for a unified strategy that aligns national and local investment efforts [25][39]. Group 3: Challenges and Recommendations - The article acknowledges challenges in measuring the effectiveness of government investments, particularly in terms of direct economic returns versus broader social benefits [12][13][15]. - Recommendations include enhancing the management of public debt and optimizing investment strategies to ensure that government spending translates into tangible economic benefits [31][34][36]. - The importance of addressing the needs of the private sector and improving the investment climate for private enterprises is also discussed, highlighting the role of government in fostering a supportive environment for economic growth [21][22].