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Related papers: Demand-pull, technology-push, and the direction of…

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We distinguish between an internal differentiation of science and technology that focuses on instrumentalities and an external differentiation in terms of the relations of the knowledge production process to other social domains, notably…

Physics and Society · Physics 2009-11-17 Loet Leydesdorff , Martin Meyer

Central to the digital transformation of the process industry are Digital Twins (DTs), virtual replicas of physical manufacturing systems that combine sensor data with sophisticated data-based or physics-based models, or a combination…

Machine Learning · Computer Science 2024-07-03 Michael Mayr , Georgios C. Chasparis , Josef Küng

Determining how scientific achievements influence the subsequent process of knowledge creation is a fundamental step in order to build a unified ecosystem for studying the dynamics of innovation and competitiveness. Relying separately on…

Physics and Society · Physics 2017-11-13 Aurelio Patelli , Giulio Cimini , Emanuele Pugliese , Andrea Gabrielli

This paper presents a general theory that aims at explaining timescales observed empirically in technology transitions and predicting those of future transitions. This framework is used further to derive a theory for exploring the dynamics…

Dynamical Systems · Mathematics 2013-04-16 Jean-Francois Mercure

New ideas are often thought to arise from recombining existing knowledge. Yet despite rapid publication growth - and expanding opportunities for recombination - scientific breakthroughs remain rare. This gap between productivity and…

Digital Libraries · Computer Science 2025-12-04 Linzhuo Li , Yiling Lin , Lingfei Wu

In this paper, we propose a two-layer adoption-opinion model to study the diffusion of two competing technologies within a population whose opinions evolve under social influence and adoption-driven feedback. After adopting one technology,…

Systems and Control · Electrical Eng. & Systems 2026-01-26 Martina Alutto , Fabrizio Dabbene , Angela Fontan , Karl H. Johansson , Chiara Ravazzi

Scientists and inventors set the direction of their work amidst an evolving landscape of questions, opportunities, and challenges. This paper introduces a measurement framework to quantify how far researchers move from their existing…

Digital Libraries · Computer Science 2024-08-26 Ryan Hill , Yian Yin , Carolyn Stein , Xizhao Wang , Dashun Wang , Benjamin F. Jones

Knowledge spillovers occur when a firm researches a new technology and that technology is adapted or adopted by another firm, resulting in a social value of the technology that is larger than the initially predicted private value. As a…

Optimization and Control · Mathematics 2021-01-14 Matt Barker , Pierre Degond , Ralf Martin , Mirabelle Muûls

By adopting a citation-based recursive ranking method for patents the evolution of new fields of technology can be traced. Specifically, it is demonstrated that the laser / inkjet printer technology emerged from the recombination of two…

Digital Libraries · Computer Science 2016-02-26 Péter Bruck , István Réthy , Judit Szente , Jan Tobochnik , Péter Érdi

We develop a novel methodology for the proxy variable identification of firm productivity in the presence of productivity-modifying learning and spillovers which facilitates a unified "internally consistent" analysis of the spillover…

General Economics · Economics 2023-03-01 Emir Malikov , Shunan Zhao

Information and Communication Technology (ICT) affects to a great extent the output and productivity growth. Evidence suggests that investment growth in ICT has rapidly accelerated the TFP (total factor productivity) growth within the…

Other Computer Science · Computer Science 2013-10-31 Pece Mitrevski , Olivera Kostoska , Marjan Angeleski

Intellectual property (IP) rules have the potential to shape cross-border trade far more than their legalistic origins might suggest. Drawing on three decades of evidence, this review shows that stronger IP rights simultaneously create…

General Economics · Economics 2025-06-26 Gaetan de Rassenfosse

Traditionally, the number of citations that a scholarly paper receives from other papers is used as the proxy of its scientific impact. Yet citations can come from domains outside the scientific community, and one such example is through…

Digital Libraries · Computer Science 2018-07-05 Qing Ke

We study a nonlinear dynamics of binary opinions in a population of agents connected by a directed network, influenced by two competing forces. On the one hand, agents are stubborn, i.e., have a tendency for one of the two opinions; on the…

Social and Information Networks · Computer Science 2025-11-13 Federico Capannoli , Emilio Cruciani , Hlafo Alfie Mimun , Matteo Quattropani

The process of market digitization at the world level and the increasing and extended usage of digital devices reshaped the way consumers employ their leisure time, with the emergence of what can be called digital leisure. This new type of…

Theoretical Economics · Economics 2022-12-06 Francesco Angelini , Luca V. Ballestra , Massimiliano Castellani

This paper identifies the impact of China-U.S. science and technology (S&T) friction on knowledge flows in different fields, using data on invention patent applications from China, the U.S., Europe, and the World Patent Office (WPO) along…

General Economics · Economics 2025-03-31 Yanqing Yang , Nan Zhang , Jinfeng Ge , Yan Xu

This study investigates the relationship between innovation activities and firm-level productivity among early-stage high-tech startups in China. Using a proprietary dataset encompassing patent records, R&D expenditures, capital valuation,…

General Economics · Economics 2025-07-25 Victor , CHEN

Due to the emergence of new technologies, the whole electricity system is undergoing transformations on a scale and pace never observed before. The decentralization of energy resources and the smart grid have forced utility services to…

Physics and Society · Physics 2020-02-04 Iacopo Iacopini , Benjamin Schäfer , Elsa Arcaute , Christian Beck , Vito Latora

Traveling waves describe diverse natural phenomena from crystal growth in physics to range expansions in biology. Two classes of waves exist with very different properties: pulled and pushed. Pulled waves are driven by high growth rates at…

Populations and Evolution · Quantitative Biology 2018-02-27 Gabriel Birzu , Oskar Hallatschek , Kirill S. Korolev

Contact processes (CP's) with particle creation requiring a minimal neighborhood (restrictive or threshold CP's) present a novel sort of discontinuous absorbing transitions, that revealed itself robust under the inclusion of different…

Statistical Mechanics · Physics 2016-03-30 Salete Pianegonda , C. E. Fiore