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Defending Gibrat’s Law as a Long-Run Regularity
Lotti, Francesca; Santarelli, Enrico; Vivarelli, Marco - Institute for the Study of Labor (IZA) - 2007
According to Gibrat’s Law of Proportionate Effect, the growth rate of a given firm is independent of its size at the beginning of the period examined. While earlier studies tended to confirm the Law, more recent research generally rejects it. This paper reconciles these two streams of...
Persistent link: https://www.econbiz.de/10005763509
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The law of proportionate effect : a test based on the graphical model methodology
Guerzoni, Marco; Riso, Luigi; Vivarelli, Marco - 2023
Using both regression analysis and an unsupervised graphical model approach (never applied before to this issue), we confirm the rejection of the Gibrat's law when our firm-level data are considered over the entire investigated period, while the opposite is true when we allow for market...
Persistent link: https://www.econbiz.de/10014229672
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Was Robert Gibrat right? : a test based on the graphical model methodology
Guerzoni, Marco; Riso, Luigi; Vivarelli, Marco - 2023
Using both regression analysis and an unsupervised graphical model approach (never applied before to this issue), we confirm the rejection of the Gibrat's law when our firm-level data are considered over the entire investigated period, while the opposite is true when we allow for market...
Persistent link: https://www.econbiz.de/10014229943
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Defending Gibrat's Law as a Long-Run Regularity
Lotti, Francesca; Santarelli, Enrico; Vivarelli, Marco - 2021
According to Gibrat's Law of Proportionate Effect, the growth rate of a given firm is independent of its size at the beginning of the period examined. While earlier studies tended to confirm the Law, more recent research generally rejects it. This paper reconciles these two streams of...
Persistent link: https://www.econbiz.de/10013317119
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Productivity Gains from R&D Investment: Are High-Tech Sectors Still Ahead?
Ortega-Argilés, Raquel; Piva, Mariacristina; … - Institute for the Study of Labor (IZA) - 2011
investment in knowledge, and its productivity, looking at sectoral peculiarities which may emerge; to this end, we use a large … positive impact on a firm's productivity, with an overall elasticity of about 0.10; this general result is largely consistent … ahead in terms of the impact on productivity of their R&D investments; moreover, a shift in favour of the service sectors …
Persistent link: https://www.econbiz.de/10009323394
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Productivity gains from R&D investment: are high-tech sectors still ahead?
Ortega-Argilés, Raquel; Piva, Mariacristina; … - Dipartimenti e Istituti di Scienze Economiche, … - 2013
investment in knowledge, and its productivity, looking at sectoral peculiarities which may emerge; to this end, we use a large … positive impact on a firm's productivity, with an overall elasticity of about 0.10; this general result is largely consistent … ahead in terms of the impact on productivity of their R&D investments; moreover, a shift in favour of the service sectors …
Persistent link: https://www.econbiz.de/10010819055
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Productivity gains from R&D investment: Are high-tech sectors still ahead?
Ortega-Argilés, Raquel; Piva, Mariacristina; … - 2011
investment in knowledge, and its productivity, looking at sectoral peculiarities which may emerge; to this end, we use a large … positive impact on a firm's productivity, with an overall elasticity of about 0.10; this general result is largely consistent … ahead in terms of the impact on productivity of their R&D investments; moreover, a shift in favour of the service sectors …
Persistent link: https://www.econbiz.de/10010280726
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Productivity gains from R&D investment : are high-tech sectors still ahead?
Ortega-Argilés, Raquel; Piva, Mariacristina; … - 2011
investment in knowledge, and its productivity, looking at sectoral peculiarities which may emerge; to this end, we use a large … positive impact on a firm's productivity, with an overall elasticity of about 0.10; this general result is largely consistent … ahead in terms of the impact on productivity of their R&D investments; moreover, a shift in favour of the service sectors …
Persistent link: https://www.econbiz.de/10009422268
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Productivity Gains from R&D Investment : Are High-Tech Sectors Still Ahead?
Ortega-Argilés, Raquel - 2011
investment in knowledge, and its productivity, looking at sectoral peculiarities which may emerge; to this end, we use a large … positive impact on a firm's productivity, with an overall elasticity of about 0.10; this general result is largely consistent … ahead in terms of the impact on productivity of their R&D investments; moreover, a shift in favour of the service sectors …
Persistent link: https://www.econbiz.de/10013120145
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Small Firms and R&D Spillovers: Evidence from Italy
Audretsch, David B; Vivarelli, Marco - C.E.P.R. Discussion Papers - 1994
The recent emergence in the industrial organization literature of a wave of studies identifying small firms as being at least as innovative as their larger counterparts poses something of a paradox. Where do small firms get their knowledge generating inputs? The purpose of this paper is to link...
Persistent link: https://www.econbiz.de/10005497984