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今年的诺贝尔经济学奖,藏着一个选股模型
雪球·2025-10-20 08:12

Core Viewpoint - The article discusses the "Competition-Innovation Inverted U-Curve" model, which illustrates the relationship between competition and innovation, suggesting that moderate competition fosters the highest level of innovation, while excessive competition can hinder it [4][6][9]. Group 1: Competition and Innovation in Internet Industry - The article highlights that companies like Tencent, which hold a monopolistic position, may not necessarily excel in innovation, as they often wait for others to validate new business models before entering the market [11][12]. - In contrast, Alibaba operates in a moderately competitive environment, which has driven its innovation in cloud computing and financial services, allowing it to maintain a strong market position despite challenges [16][17]. - The analysis confirms the "Competition-Innovation Inverted U-Curve," where moderate competition leads to the strongest innovation incentives [17]. Group 2: Comparison of Lithium Battery and Photovoltaic Industries - The article explains that CATL, a leader in the lithium battery sector, remains in the middle of the competition-innovation curve, allowing it to maintain growth, while photovoltaic leaders are positioned on the right side, facing intense competition that hampers innovation [21][23]. - Key differences between lithium batteries and photovoltaic technology include customer sensitivity to pricing and the nature of their respective supply chains, which affect their cash flow characteristics and market concentration [23][24]. - CATL's strong cash flow and stable profit margins enable significant R&D investment, while photovoltaic companies struggle with high debt and low margins, leading to a focus on defensive innovation rather than groundbreaking advancements [24][25]. Group 3: Innovation Impact Function - The article introduces the "Innovation Impact Function," which indicates that the benefits of innovation are greater for monopolistic firms compared to those in highly competitive markets [32][34]. - In industries with high concentration, such as lithium batteries, innovations can lead to substantial profit increases, while in more competitive sectors like photovoltaics, the benefits of innovation are quickly eroded due to rapid imitation [36][37]. - The article concludes that the choice of industry significantly influences a company's ability to innovate and maintain profitability, emphasizing the importance of selecting industries with steeper innovation impact functions for long-term investment success [37].