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This paper proposes an asymmetric autoregressive conditional duration (ACD) model, which extends the ACD model of Engle and Russell (1998). The asymmetry consists of letting the duration process depend on the state of the price process. If the price has increased, the parameters of the ACD model can differ from what they are if the price has decreased. The model is applied to the bid-ask quotes of two stocks traded on the NYSE and the evidence in favour of asymmetry is strong. Information effects (Easley and O'Hara 1992) are also empirically relevant. As the model is a transition model for the price process, it delivers `market forecasts' of where prices are heading. A trading strategy based on the model is implemented using tick-by-tick data.While remaining responsible for any error in this paper, the authors would like to thank R. Anderson, G. Le Fol, C. Gouriéroux, J. Jasiak, W. Pohlmeier, A. Roell, O. Scaillet, S. Wei and three anonymous referees for useful remarks and suggestions on previous versions. The authors would also like to thank A. Ruttiens from KBC-CBC for useful discussions on practical issues related to trading. Support of the European Commission Human Capital and Mobility Program through the network `Econometric inference using simulation methods' is gratefully acknowledged. This paper presents research results of the Belgian Program on Interuniversity Poles of Attraction initiated by the Belgian State, Prime Minister's Office, Science Policy Programming. The scientific responsibility is assumed by the authors. 相似文献
3.
Using a comprehensive database of European firms, we study the effect of market entry regulations on the creation of new limited-liability firms, the average size of entrants, and the growth of incumbent firms. We find that costly regulations hamper the creation of new firms, especially in industries that should naturally have high entry. These regulations also force new entrants to be larger and cause incumbent firms in naturally high-entry industries to grow more slowly. Our results hold even when we correct for the availability of financing, the degree of protection of intellectual property, and labor regulations. 相似文献
4.
The Political Economy of Deposit Insurance 总被引:2,自引:1,他引:2
Luc Laeven 《Journal of Financial Services Research》2004,26(3):201-224
This paper uses a political economy framework to analyze cross-country differences in deposit insurance coverage. It finds supporting evidence of the significance of private interest theories in explaining coverage of deposit insurance. Deposit insurance coverage is significantly higher in countries where poorly capitalized banks dominate the market and in countries where depositors are poorly educated. The analysis does not find that coverage is significantly related to political-institutional variables, such as the degree of democracy or restraints on the executive, or to proxies for the general level of institutional development, such as per capita income or property rights. These results provide evidence in support of the private interest view, according to which risky banks lobby for extensive coverage. 相似文献
5.
Evidence suggests that society still does not view whistleblowers as wholly legitimate—despite legal protections now offered in some jurisdictions, such as the United States. Drawing on a discourse analysis (i.e., an examination of statements), we investigate the well‐publicized stories of seven whistleblowers from 69 sources, including books, first‐ and second‐hand interviews, websites, and videos. Our focus is to examine how whistleblower discourses can build legitimacy by more tightly defining the whistleblower role and demonstrating its alignment with social norms. Using whistleblower self‐narratives, we identify four narrative patterns: (i) Trigger(s)—the event(s) leading to whistleblowing; (ii) Personality traits—whistleblower's morality, resourcefulness, and determination; (iii) Constraints—barriers requiring regulatory and organizational change; and (iv) Consequences—the longer term positive impact of the whistleblowing act. These patterns rely on symbolic, analogical, and metaphorical framing to allow others to better understand the role of whistleblowers and enlist their support. Exploring a data set of 1,621 press articles, we find indications that these narrative patterns resonate in the media—which provide a form of support and may be instrumental in legitimizing the whistleblower role. Grounded on these results, we develop a legitimacy construction model of the whistleblower role, that is, a representation of how role legitimacy is produced and sustained. From this model, we identify a number of important areas for future research. 相似文献
6.
In Belgium as in many other countries, agricultural land is under pressure for development of other land uses. This paper presents a method for setting priorities for preservation of land for agriculture. The method is based on a participatory approach through which a value tree is formulated. This results in a list of criteria to define farmland value, which is explicitly linked to the objectives for farmland preservation. The value tree allows the list of criteria to be determined in a structured and consistent way. The participatory process contributes to the development of a shared vision on farmland preservation. The approach also incorporates context specificity, as shown by its application for farmland preservation in Flanders. 相似文献
7.
Luc Fransen 《Journal of Business Ethics》2013,115(2):213-227
Academic literature recognizes that firms in different countries deal with corporate social responsibility (CSR) in different ways. Because of this, analysts presume that variations in national-institutional arrangements affect CSR practices. Literature, however, lacks specificity in determining, first, what parts of national political-economic configurations actually affect CSR practices; second, the precise aspects of CSR affected by national-institutional variables; third, how causal mechanisms between national-institutional framework variables and aspects of CSR practices work. Because of this the literature is not able to address to what extent CSR practices are affected by either global or national policies, discourses and economic pressures; and to what extent CSR evolves as either an alternative to or an extension of national-institutional arrangements. This article proposes an alternative approach that focuses on an exploration of links between disaggregated variables, which can then be the basis for imagining new national-institutional configurations affecting aspects of CSR. It illustrates this approach with an exploration of the importance of development aid policy for CSR practices in global supply chains. 相似文献
8.
Luc Beugels 《International journal of injury control and safety promotion》2013,20(4):231-238
Abstract In this paper the results are presented of a national survey on playground safety in The Netherlands. Thirteen trained inspectors each inspected 51 playgrounds in their own region. In total, 663 playgrounds with 7150 pieces of playground equipment were subjected to an inspection. The following safety criteria were inspected: entanglement, surfacing material, installation and maintenance aspects. The results show that one out of every three pieces of playground equipment fail on one or more criteria. The number of pieces of equipment that fail in playgrounds operated by local authorities or recreational companies is higher than that in playgrounds operated by voluntary associations. The smaller the playground the higher the number of failures per piece of equipment The time has come for experts to provide the operators with information which will improve the safety level. More funding should be provided for the local authorities to prevent the occurrence of accidents. 相似文献
9.
For years, policymakers, business leaders, human resources professionals, and economists have attempted to explain the existence of unemployment. Unemployment inhibits the economic growth of a nation and contributes to the problem of ongoing poverty, which cannot be lessened without that growth. Understanding the causes of unemployment and developing policies and programs to decrease it are vitally important for nations around the world, but one key variable in the study of unemployment has been overlooked. That variable is culture. This article will show that culture can significantly explain cross‐national differences in unemployment rates and offers a link to understanding the global problem of poverty that plagues nations today. © 2012 Wiley Periodicals, Inc. 相似文献
10.
Exports and technology in manufacturing industry 总被引:1,自引:0,他引:1
Zusammenfassung Exporte und Technologie der Verarbeitenden Industrie. — Die Verfasser nehmen die Behandlung der Technologie in der modernen
Au\enhandelstheorie kritisch unter die Lupe. Unter Anwendung einer dynamischen Perspektive liefern sie einige neue empirische
Erkenntnisse über die Beziehung zwischen der technologischen Wettbewerbsf?higkeit eines Landes und seiner Exportleistung.
Anhand von fünf Industriel?ndern (Deutschland, Japan, Frankreich, Schweden und den Niederlanden) wird gezeigt, da\ es in dieser
Hinsicht betr?chtliche Unterschiede zwischen den L?ndern gibt. Diese Unterschiede k?nnen teilweise auf l?nderspezifische Entwicklungspfade
und auf Unterschiede in der Industriestruktur zurückgeführt werden, aber nach Ansicht der Autoren k?nnten sie auch durch eine
unterschiedliche nationale Technologiepolitik beeinflu\t worden sein.
Résumé Les exportations et la technologie des industries manufacturières. Cette étude examine le traitement du facteur de technologie dans la théorie moderne du commerce international. En utilisant une perspective dynamique, les auteurs donnent quelque évidence nouvelle pour la relation entre la compétitivité technologique et la performance dans le commerce international. En considérant cinq pays industriels (R.F.A., le Japon, la France, la Suède, et les Pays Bas), il est évident qu’il y a des différences remarquables entre ces pays. On peut attribuer ces différences aux processus du développement spécifiques de ces pays et aux différences entre la structure industrielle de ces pays examinés. Mais d’après les auteurs, ces différences pourraient être influencées aussi par les différences entre la politique de la technologie de ces pays.
Resurnen Exportaciones y tecnologia en la industria manufacturera. — Este trabajo estudia el trato del factor tecnologia en la teoria moderna del comercio. Utilizando un enfoque dinámico se presenta evidencia empirica nueva de la relation entre la competitividad technológica y la performance del comercio. Considerando los casos de cinco paises industrials (Alemania, Japon, Francia, Suecia y Holanda) se demuestra que existen notables diferencias entre los países en este aspecto. Si bien estas diferencias se pueden atribuir parcialmente a las trayectorias de desarrollo especificas de cada pais y a diferencias en la estructura industrial, se sugiere que también podrian ser influenciadas por las diferencias entre las politicas tecnológicas nacionales.相似文献