Group 1 - The article emphasizes the importance of balancing investment and consumption to stimulate economic growth, suggesting that the current focus should be on promoting consumption due to various economic conditions [1][8] - It highlights the long-standing issues in China's domestic economic circulation, such as overcapacity in certain industries and insufficient effective demand, which have persisted since 2012 [2][5] - The article notes that the contribution of final consumption to GDP in China is below 40%, compared to over 50% in many other countries, indicating a need for policies that enhance household disposable income [9][10] Group 2 - The article discusses the structural issues in fiscal spending, where approximately 85% of expenditures are concentrated at the local government level, limiting the central government's macroeconomic control [14][17] - It suggests that local governments are incentivized to focus on investment due to performance evaluations based on GDP growth, which may lead to overinvestment in certain sectors and exacerbate capacity issues [14][15] - The article proposes that improving the income distribution structure and increasing the disposable income of lower-income groups could significantly boost consumption [10][11] Group 3 - The article addresses the demographic challenges posed by an aging population, predicting a decline in total population by 2027 and emphasizing the need for adjustments in fiscal policy to support this demographic shift [18][21] - It points out that as the population ages, the contribution of consumption to GDP is expected to increase, necessitating a focus on enhancing investment efficiency and consumption multiplier effects [21][22] - The article highlights the importance of aligning infrastructure investment with population migration trends to optimize resource allocation and improve economic efficiency [24][25]