What Determines the Efficiency of Regional Innovation Systems?
Michael Fritsch, Viktor Slavtchev
Jena Economic Research Papers, Nr. 2007-006,
Nr. 6,
2007
Abstract
We assess the efficiency of regional innovation systems (RIS) in Germany by means of a knowledge production function. This function relates private sector research and development (R&D) activity in a region to the number of inventions that have been registered by residents of that region. Different measures and estimation approaches lead to rather similar assessments. We find that both spillovers within the private sector as well as from universities and other public research institutions have a positive effect on the efficiency of private sector R&D in the respective region. It is not the mere presence and size of public research institutions, but rather the intensity of interactions between private and public sector R&D that leads to high RIS efficiency. We find that relationship between the diversity of a regions’ industry structure and the efficiency of its innovation system is inversely u-shaped. Regions dominated by large establishments tend to be less efficient than regions with a lower average establishment size.
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Local Government Control and Efficiency of the Water Industry: An Empirical Analysis of Water Suppliers in East Germany
Peter Haug
IWH Discussion Papers,
Nr. 3,
2007
Abstract
The paper deals with the effects of local governments’ interference with business affairs of publicly owned utilities. A partial model is presented to illustrate the consequences of “democratic control” for the public managers’ effort and the efficiency of local public production. To check the theoretical results empirically, a two-stage data envelopment analysis (DEA) is carried out for a sample of East German water suppliers. The organisational form is used as a measure for the degree of municipal control. The results of the OLS- and Tobit regression indicate an efficiency-enhancing effect of organisational forms with less distinctive control options for local politicians.
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Firm-Specific Determinants of Productivity Gaps between East and West German Industrial Branches
Johannes Stephan
East-West Journal of Economics and Business,
2006
Abstract
This research assesses the firm-specific reasons for lower producitivity levels between West and East German firms. The study is based on a unique data-base generated by field-work in the two particularly important sectors of machinery manufacturers and furniture manufacturers. Our results suggest that the quality of human capital plays an important role in explaining lower productivity levels, as well as particularly networking activities, and the use of modern technologies for communication. Classifying those as management-functions beyond the organisation of the production process itself, we identify management deficits as the main specific determinants of productivity gaps between West and East German firms.
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International Trade in and Production of Primary Commodities: Interventions to Improve the Position of Countries and Firms in the Global Value Chain - An Introduction
Tobias Knedlik
African Development Perspectives Yearbook, No. 11,
2006
Abstract
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Economies of Scope in European Railways: An Efficiency Analysis
Christian Growitsch, Heike Wetzel
IWH Discussion Papers,
Nr. 5,
2006
Abstract
In the course of railway reforms in the end of the last century, national European governments, as well the EU Commission, decided to open markets and to separate railway networks from train operations. Vertically integrated railway companies – companies owning a network and providing transport services – argue that such a separation of infrastructure and operations would diminish the advantages of vertical integration and would therefore not be suitable to raise economic welfare. In this paper, we conduct a pan-European analysis to investigate the performance of European railways with a particular focus on economies of vertical integration. We test the hypothesis that integrated railways realise economies of joint production and, thus, produce railway services on a higher level of efficiency. To determine whether joint or separate production is more efficient we apply a Data Envelopment Analysis super-efficiency bootstrapping model which relates the efficiency for integrated production to a virtual reference set consisting of the separated production technology. Our findings are that in a majority of European Railway companies exist economies of scope.
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A Game Theoretic Analysis of the Conditions of Knowledge Transfer by New Employees in Companies
Sidonia vonLedebur
IWH Discussion Papers,
Nr. 3,
2006
Abstract
The availability of knowledge is an essential factor for an economy in global competition. Companies realise innovations by creating and implementing new knowledge. Sources of innovative ideas are partners in the production network but also new employees coming from another company or academia. Based on a model by HECKATHORN (1996) the conditions of efficient knowledge transfer in a team are analysed. Offering knowledge to a colleague can not be controlled directly by the company due to information asymmetries. Thus the management has to provide incentives which motivate the employees to act in favour of the company by providing their knowledge to the rest of the team and likewise to learn from colleagues. The game theoretic analysis aims at investigating how to arrange these incentives efficiently. Several factors are relevant, especially the individual costs of participating in the transfer. These consist mainly of the existing absorptive capacity and the working atmosphere. The model is a 2x2 game but is at least partly generalised on more players. The relevance of the adequate team size is shown: more developers may increase the total profit of an innovation
(before paying the involved people) but when additional wages are paid to each person a greater team decreases the remaining company profit. A further result is
that depending on the cost structure perfect knowledge transfer is not always best for the profit of the company. These formal results are consistent with empirical studies to the absorptive capacity and the working atmosphere.
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Determinants of employment - the macroeconomic view
Christian Dreger, Heinz P. Galler, Ulrich (eds) Walwai
Schriften des IWH,
Nr. 22,
2005
Abstract
The weak performance of the German labour market over the past years has led to a significant unemployment problem. Currently, on average 4.5 mio. people are without a job contract, and a large part of them are long-term unemployed. A longer period of unemployment reduces their employability and aggravates the problem of social exclusion.
The factors driving the evolution of employment have been recently discussed on the workshop Determinanten der Beschäftigung – die makroökonomische Sicht organized jointly by the IAB, Nuremberg, and the IWH, Halle. The present volume contains the papers and proceedings to the policy oriented workshop held in November 2004, 15-16th. The main focus of the contributions is twofold. First, macroeconomic conditions to stimulate output and employment are considered. Second, the impacts of the increasing tax wedge between labour costs and the take home pay are emphasized. In particular, the role of the contributions to the social security system is investigated.
In his introductory address, Ulrich Walwei (IAB) links the unemployment experience to the modest path of economic growth in Germany. In addition, the low employment intensity of GDP growth and the temporary standstill of the convergence process of the East German economy have contributed to the weak labour market performance. In his analysis, Gebhard Flaig (ifo Institute, München) stresses the importance of relative factor price developments. A higher rate of wage growth leads to a decrease of the employment intensity of production, and correspondingly to an increase of the threshold of employment. Christian Dreger (IWH) discusses the relevance of labour market institutions like employment protection legislation and the structure of the wage bargaining process on the labour market outcome. Compared to the current setting, policies should try to introduce more flexibility in labour markets to improve the employment record. The impact of interest rate shocks on production is examined by the paper of Boris Hofmann (Deutsche Bundesbank, Frankfurt). According to the empirical evidence, monetary policy cannot explain the modest economic performance in Germany. György Barabas and Roland Döhrn (RWI Essen) have simulated the effects of a world trade shock on output and employment. The relationships have been fairly stable over the past years, even in light of the increasing globalization. Income and employment effects of the German tax reform in 2000 are discussed by Peter Haan and Viktor Steiner (DIW Berlin). On the base of a microsimulation model, household gains are determined. Also, a positive relationship between wages and labour supply can be established. Michael Feil und Gerd Zika (IAB) have examined the employment effects of a reduction of the contribution rates to the social security system. To obtain robust results, the analysis is done under alternative financing scenarios and with different macroeconometric models. The impacts of allowances of social security contributions on the incentives to work are discussed by Wolfgang Meister and Wolfgang Ochel (ifo München). According to their study, willingness to work is expected to increase especially at the lower end of the income distribution. The implied loss of contributions could be financed by higher taxes.
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Competition Policy in Central Eastern Europe in the Light of EU Accession
Jens Hölscher
Journal of Common Market Studies,
Nr. 2,
2004
Abstract
This study reviews the progress made in EU accession candidates on competition policy. The analysis shows that institution-building and legislation are well under way and that anti-trust practice is not too lax. Due to the diversity among the accession countries under review, the study finds that the strictly rule-based frame work of the EU might not be the most favourable solution for some candidates: firstly, the small and open economies of most candidates make it particularly difficult to define the ‘relevant market’ in competition cases. Secondly, the traditionally intense vertical integration of production in accession states calls for a reassessment of ‘vertical restraints’. The policy implications of this study suggest that the EU competition task force should take a proactive, case-by-case approach vis-à-vis its new members.
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Competition Policy in Central East Europe in light of EU Accession
Johannes Stephan
Journal of Common Market Studies,
2004
Abstract
This study reviews the progress made in EU accession candidates on competition policy. The analysis shows that institution-building and legislation are well under way and that anti-trust practice is not too lax. Due to the diversity among the accession countries under review, the study finds that the strictly rule-based frame work of the EU might not be the most favourable solution for some candidates: firstly, the small and open economies of most candidates make it particularly difficult to define the ‘relevant market’ in competition cases. Secondly, the traditionally intense vertical integration of production in accession states calls for a reassessment of ‘vertical restraints’. The policy implications of this study suggest that the EU competition task force should take a proactive, case-by-case approach vis-à-vis its new members.
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Technological capability of foreign and West German investors in East Germany
Jutta Günther
IWH Discussion Papers,
Nr. 189,
2004
Abstract
Foreign direct investment (FDI) plays an important role for countries or regions in the process of economic catching-up since it is assumed – among other things – that FDI brings in new production technology and knowledge. This paper gives an overview about the development of FDI in East Germany based on official data provided by the Federal Bank of Germany. The investigation also includes a comparison of FDI in East Germany to Central East European countries. But the main focus of the paper is an analysis of the technological capability comparing majority foreign and West German owned firms to majority East German owned firms. It shows that foreign and West German subsidiaries in East Germany are indeed characterized by superior technological capability with respect to all indicators looked at (product innovation, research & development, organizational changes etc.).
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