Innovation sources and productivity : a quantile regression analysis

dc.contributor.author
Segarra Blasco, Agustí,
dc.contributor.author
Xarxa de Referència en Economia Aplicada (XREAP)
dc.date.issued
2007
dc.identifier
https://ddd.uab.cat/record/98037
dc.identifier
urn:oai:ddd.uab.cat:98037
dc.description.abstract
This paper explores the effects of two main sources of innovation -intramural and external R&D- on the productivity level in a sample of 3,267 Catalan firms. The data set used is based on the official innovation survey of Catalonia which was a part of the Spanish sample of CIS4, covering the years 2002-2004. We compare empirical results by applying usual OLS and quantile regression techniques both in manufacturing and services industries. In quantile regression, results suggest different patterns at both innovation sources as we move across conditional quantiles. The elasticity of intramural R&D activities on productivity decreased when we move up the high productivity levels both in manufacturing and services sectors, while the effects of external R&D rise in high-technology industries but are more ambiguous in low-technology and services industries.
dc.format
application/pdf
dc.language
eng
dc.publisher
Xarxa de Referència en Economia Aplicada (XREAP)
dc.relation
Xarxa de Referència en Economia Aplicada (XREAP). Documents de treball de la Xarxa de Referència en Economia Aplicada (XREAP) ;
dc.rights
open access
dc.rights
Aquest document està subjecte a una llicència d'ús Creative Commons. Es permet la reproducció total o parcial, la distribució, i la comunicació pública de l'obra, sempre que no sigui amb finalitats comercials, i sempre que es reconegui l'autoria de l'obra original. No es permet la creació d'obres derivades.
dc.rights
https://creativecommons.org/licenses/by-nc-nd/2.5/
dc.subject
Innovation sources
dc.subject
R&D
dc.subject
Productivity
dc.subject
Quantile Regression
dc.subject
Innovació
dc.subject
Productivitat
dc.subject
Indústries
dc.subject
2002-2004
dc.subject
Catalunya
dc.subject
Anàlisi de regressió
dc.title
Innovation sources and productivity : a quantile regression analysis
dc.type
Working paper


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