59 research outputs found

    Mapping the (In)visible College(s) in the Field of Entrepreneurship

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    Despite the vitality and dynamism that the field of entrepreneurship has experienced in the last decade, the issue of whether it comprises an effective network of (in)formal communication linkages among the most influential scholars within the area has yet to be examined in depth. This study follows a formal selection procedure to delimit the ‘relational environment’ of the field of entrepreneurship and to analyze the existence and characterization of (in)visible college(s) based on a theoretically well-grounded framework, thus offering a comprehensive and up-to-date empirical analysis of entrepreneurship research. Based on more than a thousand papers published between 2005 and 2010 in seven core entrepreneurship journals and the corresponding (85 thousand) citations, we found that entrepreneurship is an (increasingly) autonomous, legitimate and cohesive (in)visible college, fine tuned through the increasing visibility of certain subject specialties (e.g., family business, innovation, technology and policy). Moreover, the rather dense formal links that characterize the entrepreneurship (in)visible college are accompanied by a reasonably solid network of informal relations maintained and sustained by the mobility of ‘stars’ and highly influential scholars. The limited internationalization of the entrepreneurship community, reflected in the almost total absence of non-English-speaking authors/studies/outlets, stands as a major quest for the field.Invisible College; Entrepreneurship; Bibliometrics

    The Relationship between Trigger Price and Punishment Period in Green and Porter (1984) Game made Endogenous

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    Green and Porter (1984) made a huge contribution to Industrial Organization Theory where a trigger price is defined by firms and whenever the price falls below this trigger price, the firms cease to produce at the monopoly level and enter into a punishment period. Our goal with this paper is to define, endogenously in the model, relationships between the trigger price and the punishment period, which were set exogenously in the original paper.Green and Porter (1984); trigger price; punishment period

    Origin and emergence of entrepreneurship as a research field

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    This paper seeks to map out the emergence and evolution of entrepreneurship as an independent field in the social science literature from the early 1990s to 2009. Our analysis indicates that entrepreneurship has grown steadily during the 1990s but has truly emerged as a legitimate academic discipline in the latter part of the 2000s. The field has been dominated by researchers from Anglo-Saxon countries over the past 20 years, with particularly strong representations from the US, UK, and Canada. The results from our structural analysis, which is based on a core document approach, point to five large knowledge clusters and further 16 sub-clusters. We characterize the clusters from their cognitive structure and assess the strength of the relationships between these clusters. In addition, a list of most cited articles is presented and discussed

    Evaluating Hospital Efficiency Adjusting for Quality Indicators: an Application to Portuguese NHS Hospitals

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    The objective of this paper is to develop a methodology to incorporate measures of hospital quality in efficiency analysis, applied to Portuguese NHS hospitals, in order to assess whether there is a trade-off between efficiency and quality in Portuguese hospitals. We develop and compare two methodologies to compute DEA technical efficiency scores adjusted for output quality, for a sample of Portuguese NHS hospitals in 2009. When DEA efficiency scores are adjusted for output quality, the decision making units that lie on the technical efficiency frontier remain largely unaltered, even if a great weight is given to quality indicators over quantity indicators of output. Nevertheless, we find that outside of the frontier adjusting for quality does have an impact in efficiency scores.We conclude that the empirical evidence is not sufficient to identify a clear trade-off between efficiency and quality in the hospitals under review, implying the possibility that efficiency gains may achieved without a significant sacrifice of service quality. Nevertheless, there is enough evidence to conclude that analyzing hospital efficiency without consideration of differences in quality of service will generate biased results. When perceived quality is brought to the analysis, the gap between efficient and inefficient units tends to widen.Hospital efficiency, Hospital quality, Data Envelopment Analysis

    How R&D and tax incentives influence economic growth: Econometric study for the period between 1995 and 2008 of EU-15

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    Setting targets to increase the levels of R&D, a component that is present in the political and economic agendas of the European Member States with the promotion of active tax policies, suggests that it is possible for R&D to cause an impact on economic growth. This research work aims at understanding the influence of the evolution of R&D expenditures, as well as the influence of tax incentives on economic growth. For that, a panel data of 15 European countries, during the period between 1995 and 2008, was used. The econometric study confirms the foreseen importance, both in this study and in the literature, of the countries’ R&D efforts and their impact on economic growth. The positive effect of tax incentives on economic growth, combined with R&D levels, is highlighted and demonstrated, thus confirming a strategic orientation towards tax policies followed by the national institutions.R&D, tax incentives, economic growth, econometric analysis in panel data

    Existence and generic efficiency of equilibrium in two-period economies with private state-verification

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    Private state-verification is introduced in a two-period economy with spot markets in both periods and complete futures markets for contingent delivery in the second period. Existence of equilibrium is established, under standard assumptions. The equilibrium allocation is shown to be generically efficient if the number of states is not greater than the number of goods.General equilibrium, Differential information, Private state-verification, Two-period economies, Existence of equilibrium, Generic efficiency

    Schumpeter’s (1934) influence on entrepreneurship (and management) research

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    Entrepreneurship research has flourished since de 1980s, following the institutional development that created schools and courses, research centers and dedicated journals. This paper examines the impact of Joseph Schumpeter, one of the main “knowledge producers” whose concepts and ideas on the entrepreneur, entrepreneurship and innovation have shaped the discipline and much of the research on entrepreneurship, and has influenced the thought on other areas of management. Methodologically, we conducted a bibliometric study of the articles published in 16 high stature international journals, over a period of 30 years, between 1981 and 2010. On a sample of 412 articles citing Schumpeter, we analyzed and mapped citations, co-citations and research themes. We further establish distinctions between entrepreneurship and management research. This study presents a manner to examine the influence of a scholar, and a set of conceptualizations he has introduced, on a discipline. Schumpeter has had an imprint in the multidisciplinary and wealth of research themes that entrepreneurship scholars have delved upon but also in other management disciplines, where his perspectives on entrepreneurship, the entrepreneur and innovation have contributed to much of the research conducted to date. Although entrepreneurship has remained largely multidisciplinary and drawing from the main management theories there is a growing body of entrepreneurship-specific literature.info:eu-repo/semantics/publishedVersio

    Corruption and Multinational Companies’ Entry Modes.Do Linguistic and Historical Ties Matter?

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    Extant literature on FDI entry modes and corruption tend to convey the idea that corruption leads to the choice of low equity, i.e. joint-ventures with local partners, or non-equity modes, namely export and contracting, in order to avoid the contact with corrupt state officials. Recently, some studies argument that despite corruption, linguistic and historical ties between home and host countries guide MNCs to prefer high equity modes. Focusing on a rather unexplored setting, the African countries, most specifically the PALOP (PaĂ­ses Africanos de LĂ­ngua Oficial Portuguesa), which includes countries with both very high (e.g., Guinea-Bissau, and Angola), high (e.g., Mozambique, Sao Tome and Principe) and middle (e.g., Cape Verde) levels of corruption, and that maintain quite close linguistic and historical ties with Portugal, we found that FDI entry mode is associated to the less corrupt markets. Thus, our results do not support the content that cultural and historical links are likely to perform an intermediating role in helping, through fostering foreign direct investment, African countries to overpass the dismissal growth that some have been facing in the last decades. On the contrary, our findings highlight the pressing need for these countries to combat corruption if higher economic growth via FDI attraction is envisioned.Corruption, Emerging Economies, Entry mode

    LOCATION DETERMINANTS OF FDI: A LITERATURE REVIEW

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    The development of economic activity and the rise in foreign direct investment (FDI) in recent decades has prompted a great deal of research into the phenomenon of multinational companies. A vast amount of empirical literature on FDI catalogues a long list of determinants that try to explain direct investment by multinational companies in a particular location, but it is noticeable that the results are not always consensual. This article provides a review of the theoretical approaches to and empirical studies on FDI in an attempt to single out the most robust factors for explaining the geographic distribution of FDI flows worldwide. It also suggests paths for future research in this area.FDI, determinants of FDI, literature review

    Computational Results on Membership in R&D Cooperation Networks: To Be or Not To Be in a Research Joint Venture

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    In this study, we analyze firms’ membership in R&D (Research and Development) cooperation networks. Our main research hypothesis is that the membership in cooperation networks is related to the degree of the knowledge spillover. The approach focus on both cost symmetry and cost asymmetry. For that purpose, our work is developed in two tasks: we first develop an analytical model with three stages: in the first, firms decide whether to participate in a cooperative research network; in the second they simultaneously choose the level of R&D output, and finally firms choose the level of output through Cournot competition under both cost symmetry and cost asymmetry. Then we proceed with computational simulations in order to verify our hypothesis. From our results, we were able to conclude that cooperation leads to an improvement on RJV firms’ position in the market as it allows them to produce more than others with the same production conditions. Additionally, cooperating firms have to spend fewer resources on research, which turns the network a tremendous success on the productive efficiency level.R&D, networks, spillover, simulation, RJV
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