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技术革命会导致大规模失业吗?|《财经》书摘
Sou Hu Cai Jing· 2025-11-01 08:36
Group 1 - The 2025 Nobel Prize in Economic Sciences was awarded to Joel Mokyr, Philippe Aghion, and Peter Howitt for their contributions to understanding innovation-driven economic growth [3] - Philippe Aghion's work emphasizes the central role of innovation in economic development, highlighting the dual nature of technological revolutions as both a threat and an opportunity [3] - The article discusses the characteristics of general-purpose technologies, which include the generation of secondary innovations, gradual cost improvements, and widespread diffusion across economic sectors [4] Group 2 - Secondary innovations are crucial for adapting general-purpose technologies to specific sectors, leading to productivity improvements and long-term growth, although they may initially slow GDP growth [5] - There are instances where society may not optimally adopt new technologies due to a lack of secondary innovations or widespread acceptance, leading to the persistence of suboptimal standards [6] - The adoption of new general-purpose technologies requires time for users to learn efficient usage, which can lead to price reductions for older technology as newer versions become more efficient [7] Group 3 - Households exhibit similar delays in adopting new technologies as businesses, primarily influenced by price declines [8] - Delays in the spread of technological waves, such as the electricity revolution, can be attributed to infrastructure and institutional deficiencies in other countries [9] - Measuring productivity gains from new general-purpose technologies can be challenging, particularly in the service sector, where improvements may not be well reflected in productivity statistics [10] Group 4 - Automation and artificial intelligence are increasingly impacting production activities, yet the expected surge in growth rates in developed countries has not materialized, possibly due to the continued necessity of labor in key processes [11] - Historical perspectives reveal that fears of job loss due to automation have existed for centuries, but technological advancements have often led to positive employment outcomes [12] - Studies indicate that increased automation in factories correlates with job creation, particularly in non-skilled manufacturing roles, challenging the notion that automation solely destroys jobs [12][13] Group 5 - Industries with higher levels of automation tend to experience job growth, suggesting a positive relationship between automation and employment [13] - Measures to slow down automation, such as taxing robots, may hinder productivity and innovation, ultimately harming job creation [14] - The article concludes that while technological revolutions may initially present challenges, they do not necessarily lead to widespread unemployment and can create net job gains in automated environments [15]
诺奖得主菲利普·阿吉翁:技术革命会导致大规模失业吗?
Xin Lang Cai Jing· 2025-10-13 13:53
Core Insights - The article discusses the delay between the emergence of general-purpose technologies and subsequent economic growth acceleration, questioning why previous technological revolutions did not lead to mass unemployment as feared by historical figures like Ned Ludd and John Maynard Keynes. It also explores the future of the artificial intelligence revolution in terms of job creation versus destruction [1][11]. Group 1: Characteristics of General-Purpose Technologies - General-purpose technologies are characterized by three fundamental features: they spawn numerous secondary waves of innovation, they improve over time leading to reduced user costs, and they become ubiquitous across all sectors of the economy [3][4]. - Secondary innovations are crucial as they adapt general-purpose technologies to specific sector needs, enhancing productivity and serving as a source of long-term growth. However, these innovations require time and resource reallocation, which can temporarily lower GDP growth rates [5][8]. Group 2: Delays in Technology Adoption - There are instances where society may never optimally adopt new technologies due to a lack of secondary innovations or widespread acceptance, leading to missed opportunities for productivity improvements [7]. - The transition from old to new general-purpose technologies often intensifies the process of creative destruction, as new firms can avoid the costs associated with transitioning from outdated technologies [8]. Group 3: Impact on Employment - Historical perspectives reveal that fears of machines destroying jobs have existed for centuries, but technological advancements have often led to positive effects on production, exports, and employment [13][14]. - Automation has been shown to create more jobs than it destroys, with studies indicating that a 1% increase in automation can lead to a 0.25% increase in employment two years later and a 0.4% increase ten years later [15][16]. Group 4: Conclusion on Technological Revolutions - The article challenges two common misconceptions: that technological revolutions inevitably lead to accelerated growth and that they are detrimental to employment. While growth may accelerate, it often requires a time lag, and inappropriate institutional frameworks can hinder the potential benefits of new technologies [17][18].