余永定：不存在“消费驱动增长”，“十五五”应再推类似四万亿的大项目

Group 1 - The article argues that the notion of "consumption-driven" growth does not exist in the long-term economic growth context, emphasizing that economic growth is fundamentally driven by investment [3][5][10] - It highlights that the debate between "investment-driven" and "consumption-driven" growth should differentiate between long-term growth strategies and short-term macroeconomic adjustments [3][10] - The author suggests that the current low consumption rate in China is not necessarily indicative of a need for a consumption-driven model, as the relationship between consumption and economic growth is complex and requires further empirical research [3][5][11] Group 2 - The article references Marxist and neoclassical economic theories, stating that higher savings rates lead to increased investment and, consequently, faster economic growth, while higher consumption rates can slow down growth [4][5][9] - It discusses the importance of investment in driving technological progress, indicating that technological advancements are closely linked to various forms of investment [5][6] - The relationship between consumption and investment is characterized as a trade-off in the short term, but complementary in the long term, where decisions on resource allocation impact future consumption [10][11]