318 research outputs found

    Competitiveness and Public-Private Partnerships: Towards a More Decentralised Policy

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    Public-private partnerships are a recent instrument for social and economic development policies. A more decentralised policy is supposed to increase focus and effectiveness and to involve agencies that are closer to firms and that have a more narrow range of objectives. In this contribution, we analyse the pattern of the so-called PIP (Partnerships and Public Initiatives) projects, approved between 2000 and the 30th June of 2003 in the framework of the Portuguese Operational Program for the Economy. By using HOMALS and K-means cluster analysis, we were able to characterise the decentralisation pattern and to identify typical clusters for the PIP projects. The results show clearly that a greater decentralisation is linked to partnerships while public initiatives are closer to the conventional pattern of public intervention. The results also show that partnerships are mainly focused in specific sectors and / or in specific regions, being conducted by private agencies that have chiefly a sectoral or regional nature. However, we have observed a trade-off between policy decentralization and structural change goals because decentralization has originated a bias towards the present more representative sectors. Also, decentralization has generated an extremely unequal access of local economies to the PIP instrument, favoring the more developed areas of the country.Public-private partnerships; Competitiveness policy; Decentralization

    Environment Based Innovation: Policy Questions

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    Natural resources and physical cultural resources, termed in this paper as “Environmental Resources”, can be important assets for regional competitiveness and innovation. In recent years, these kinds of assets are being more considered in regional development strategies, because they can be a source of differentiation and of new competitive advantages. In this paper we discuss the role of environmental resources in regional innovation policies. We begin by relating environmental resources with regional development and by emphasizing some opposite views in what refers to the function of environmental resources in regional development. Next we deal with the relationship between regional competitive advantages and innovation strategies. The specificities and problems that arise when the aim is to construct competitiveness advantages through environmental resources valorisation are the core of section 3. In that section, we highlight the characteristics of environmental resources and we check the applicability of the “natural resource curse” to the dynamics based on the valorisation of environmental resources. The reasons that justify the public intervention as well as difficulties concerning the adequate level of intervention (local / regional / national) are also examined. The paper ends with some conclusions and policy implications.Competitiveness, Environment, Innovation, Innovation Policies, Regional Development

    Public-Private Partnerships and the Promotion of Collective Entrepreneurship

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    Public-private partnerships (PPP) are a recent instrument for social and economic development policies. Within the framework of competitiveness policy, PPP are an adequate instrument to promote collective entrepreneurship. Through this instrument, some market failures can be overcome and a better provision of strategic services can be afforded to firms. Also, PPP can be able to promote co-ordination between public and private partners and lead to specific innovative networks. PPP correspond to a more decentralised policy and they are supposed to increase focus and effectiveness and to involve agencies that are closer to firms and that have a more narrow range of objectives. In this contribution, we analyse the pattern of the so-called partnerships projects, approved between 2000 and the 30th june of 2003 in the framework of the Portuguese Operational Program for the Economy. By using HOMALS and K-means cluster analysis, we were able to characterise PPP and to identify typical clusters for the PPP projects. On one hand, the results show that policy decentralization brought by partnerships has promoted or reinforced a more specialized institutional framework (mainly national, sectoral or regional entrepreneurial associations). But, on the other hand, PPP had a small impact in the promotion of specific networks and/or in innovation. Collective entrepreneurship induced by PPP instrument has presented a clear bias toward the provision of services that have a public or semi-public nature, by the fact that firms that can use these services are in a large number (all the firms of a sub sector or even larger universes). But technological projects and/or projects addressed to specific networks of firms were very few. In particular, the impact of PPP on structural change seems to have been short.Public-private partnerships; Competitiveness policy; Entrepreneurship; Collective entrepreneurship

    Competitiveness and Public-Private Partnerships: Towards a More Decentralised Policy

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    In this contribution, we analyse the pattern of the so-called PIP (Partnerships and Public Initiatives) that have been approved between 2000 and mid-2003 in the POE1 framework. In particular, we will evaluate the extent of decentralisation that this new instrument has generated in competitiveness policy. Partnership approaches are a relatively recent phenomenon, but partnerships have received widespread attention and support from economic and political agents, including policy makers at national, regional and local levels. In fact, the term “public-private partnership” covers a wide range of concepts and practices. In our contribution, we will focus on partnerships in a competitiveness policy framework. In a first section, we discuss briefly the meaning and the extent of what we call competitiveness policy. Then, in a second section, we focus our attention in public-private partnerships as a specific instrument for policy. In particular, we make a first assessment on the distinctive principles that differentiate public-private partnerships from more traditional instruments such as direct investment in public agencies or direct subventions to firms. We follow the perspective that these principles, mainly decentralization of policy, may contribute to a greater effectiveness of policy, because a more decentralised policy is supposed to increase focus and accountability and to involve agencies with specialized skills and a more narrow range of objectives. But, also, we will refer that some inefficiencies and some lack of equity may arise from the use of private-public partnerships instrument. Finally, in the main section of this contribution, we will analyse the above-mentioned questions considering the case of the 131 PIP projects approved and financed by the POE between 2000 and mid-2003. As the major part of the variables used are nominal, and in order to define the decentralization pattern induced by this new instrument, we will use multivariate data analysis techniques in order to establish associations between several variables linked to decentralisation criteria and, also, to identify clusters of projects.

    Efficience statique et dynamique dans le modele du district industriel

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    Bridging Science to Economy: The Role of Science and Technologic Parks in Innovation Strategies in “Follower” Regions

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    The concept of Regional Innovation System (RIS) builds upon an integrated perspective of innovation, acknowledging the contribution of knowledge production subsystem, regulatory context and enterprises to a region’s innovative performance. Science and Technology parks can act as a platform to the production of knowledge and its transfer to the economy in the form of spin-offs or simple knowledge spillovers, enhanced by the co-location of R&D university centers and high technology enterprises on site. Although reflecting mainly a science push perspective, they may constitute central nodes in an infrastructural system of competitiveness that articulates other entrepreneurial location sites and bridges Universities to the economy in a more efficient and effective way, being crucial to increasing technology transfer and interchange speed, promoting the technological upgrading of the regional economy. In this paper we discuss the importance of Science and Technology Parks in the building up of a Regional Innovation System, promoting the technological intensification of the economy, a more effective knowledge transfer and sharing and the construction of competitive advantages, with particular importance in follower regions facing structural deficiencies. We oppose to the predominant closed paradigm, which understands science parks’ role in a narrow and “enclavist”, arguing in favor of an open and “integrative” paradigm where the interconnection to other infrastructures and agents boosts the park’s performance and upgrades the regional economies competitiveness infra-structures and innovation capability. We further stress the importance of science parks in signaling capabilities and hence attracting R&D external initiatives, namely, R&D FDI.Science Parks, New technology-based firms, Innovation, Regional Policy

    From Concept to Policy: Building Regional Innovation Systems in Follower Regions

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    In the spirit of “The Lisbon strategy”, public policies are redirecting support from investment-driven policies to knowledge building as the main driver for competitiveness and innovation. This re-orientation poses different challenges to regions and RIS concept may be the central element, simultaneously goal and toolbox, for devising innovation promotion policies. The RIS framework stresses the need to combine a systemic and inclusive view of innovation along with territorially embedded specificities. In this paper we explore how to operationalize the concept of RIS in terms of innovation policy, arguing against a “one size fits all” approach. Concentrating our analysis on follower regions, we bridge the concept of RIS with the structural deficiencies and challenges posing to this kind of regions, for which innovation policy should seek an adequate combination between science push and demand pull perspectives. We also address the importance of taking advantage of the catching-up status, building upon R&D cost-advantages and clustering around external initiatives as well as the correction of important constraints to the construction of a RIS.Innovation, Regional Innovation Systems, Innovation Policy, Follower Regions

    Economics of the Firm and Economic Growth. An hybrid theoretical framework of analysis

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    The characterization of individual firms is an essential step toward the study of the behaviour of industries and other more aggregated units of economics, and so to the analysis of economic growth processes. Hence, the main goal of this study is to achieve a critical discussion around the conceptualisation of the firm and its role in the dynamical process of economic growth. The approach to the main topic starts with the construction of a theoretical matrix of the economics of the firm, opening with the two major traditions of institutionalist thought in economics, and evolving then towards some considerations around the contractual and the evolutionary approaches. Another important theoretical stream that deals with organizations in economic and sociological terms also appears, the population ecology approach. After this overview, it is developed a cross-exam of distinct theoretical perspectives and the identification of possible flaws of the neoclassical theory. This confrontation, which goes throughout many imperative and controversial issues within economics such as the nature of the firm and the cognitive capacities of economic agents, results in a systematisation about the impact of this discussion on economic growth. The conclusions appear as crucial to develop further research aiming the construction of economic growth models based on a microeconomics that is closer to the reality of firms.Firm; Economic Growth; Institutionalism; Evolutionary theory; Contractual Theory; Ecology Population Theory.

    Constraint programming on a heterogeneous multicore architecture

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    As bibliotecas para programação com restriçÔes sĂŁo Ășteis ao desenvolverem-se aplicaçÔes em linguagens de programação normalmente mais utilizadas pois nĂŁo necessitam que os programadores aprendam uma. Nova, linguagem, fornecendo ferramentas de programação declarativa para utilização com os sistemas convencionais. Algumas soluçÔes para programação com restriçÔes favorecem completude, tais como sistemas baseados em propagação. Outras estĂŁo mais interessadas em obter uma boa solução rapidamente, rejeitando a necessidade de encontram todas as soluçÔes; esta sendo a alternativa utilizada nos sistemas de pesquisa local. Conceber soluçÔes hĂ­bridas (propagação + pesquisa local) parece prometedor pois as vantagens de ambas alternativas podem ser combinadas numa Ășnica solução. As arquiteturas paralelas sĂŁo cada vez mais comuns, em parte devido Ă  disponibilidade em grande escala, de sistemas individuais mas tambĂ©m devido Ă  tendĂȘncia em generalizar o uso de processadores multicore ou seja., processadores com vĂĄrias unidades de processamento. Nesta tese Ă© proposta uma. Arquitetura para resolvedores de restriçÔes mistos, de pendendo de mĂ©todos de propagação e pesquisa local, a qual foi concebida para funcionar eficazmente numa arquitetura. HeterogĂ©neo multiprocessador. /ABSTRACT - Constraint programming libraries are useful when building applications developed mostly in mainstrearn programming languages: they do not require the developers to acquire skills for a new language, providing instead declarative programming tools for use within conventional systems. Some approaches to constraint programming favour completeness, such as propagation-based systems. Others are more interested in getting to a good solution fast, regardless of whether all solutions may be found; this approach is used in local search systems. Designing hybrid approaches (propagation + local search) seems promising since the advantages may be combined into a single approach. Parallel architectures are becoming more commonplace, partly due to the large-scale availability of individual systems but also because of the trend towards generalizing the use of multicore microprocessors. In this thesis an architecture for mixed constraint solvers is proposed, relying both on propagation and local search, which is designed to function effectively in a heterogeneous multicore architecture

    Massivel y parallel declarative computational models

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    Current computer archictectures are parallel, with an increasing number of processors. Parallel programming is an error-prone task and declarative models such as those based on constraints relieve the programmer from some of its difficult aspects, because they abstract control away. In this work we study and develop techniques for declarative computational models based on constraints using GPI, aiming at large scale parallel execution. The main contributions of this work are: A GPI implementation of a scalable dynamic load balancing scheme based on work stealing, suitable for tree shaped computations and effective for systems with thousands of threads. A parallel constraint solver, MaCS, implemented to take advantage of the GPI programming model. Experimental evaluation shows very good scalability results on systems with hundreds of cores. A GPI parallel version of the Adaptive Search algorithm, including different variants. The study on different problems advances the understanding of scalability issues known to exist with large numbers of cores; ### SUMÁRIO: Actualmente as arquitecturas de computadores sĂŁo paralelas, com um crescente nĂșmero de processadores. A programação paralela Ă© uma tarefa propensa a erros e modelos declarativos baseados em restriçÔes aliviam o programador de aspectos difĂ­ceis dado que abstraem o controlo. Neste trabalho estudamos e desenvolvemos tĂ©cnicas para modelos de computação declarativos baseados em restriçÔes usando o GPI, uma ferramenta e modelo de programação recente. O Objectivo Ă© a execução paralela em larga escala. As contribuiçÔes deste trabalho sĂŁo as seguintes: a implementação de um esquema dinĂąmico para balanceamento da computação baseado no GPI. O esquema Ă© adequado para computaçÔes em ĂĄrvores e efectiva em sistemas compostos por milhares de unidades de computação. Uma abordagem Ă  resolução paralela de restriçÔes denominadas de MaCS, que tira partido do modelo de programação do GPI. A Avaliação experimental revelou boa escalabilidade num sistema com centenas de processadores. Uma versĂŁo paralela do algoritmo Adaptive Search baseada no GPI, que inclui diferentes variantes. O estudo de diversos problemas aumenta a compreensĂŁo de aspectos relacionados com a escalabilidade e presentes na execução deste tipo de algoritmos num grande nĂșmero de processadores
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