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Clustering techniques applied to outlier detection of financial market series using a moving window filtering algorithm
Puigvert Gutiérrez, Josep Maria; Fortiana Gregori, Josep - 2008
In this study we combine clustering techniques with a moving window algorithm in order to filter financial market data outliers. We apply the algorithm to a set of financial market data which consists of 25 series selected from a larger dataset using a cluster analysis technique taking into...
Persistent link: https://www.econbiz.de/10011604994
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Clustering techniques for the detection of business cycles
Theis, Winfried; Weihs, Claus - 1999
In this paper business cycles are considered as a multivariate phenomenon and not as a univariate one determined e.g. by the GNP. The subject is to look for the number of phases of a business cycle, which can be motivated by the number of clusters in a given dataset of macro-economic variables....
Persistent link: https://www.econbiz.de/10010316497
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Measuring the accuracy of population projections: An application of exploratory data analysis
Pflaumer, Peter - 1993
The accuracy of U.N. population projections is examined. The goal is to measure the amount of uncertainty associated with past projections of the United Nations in order to provide a reaiistic measure of the uncertainty in the projection that the U.N. makes in the future. Various descriptive...
Persistent link: https://www.econbiz.de/10010398001
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Modularity and innovation in complex systems
Ethiraj, Sendil K.; Levinthal, Daniel - 2003
organizations literature. Recent writings have tended to offer modularity as, at least, a partial solution to this design problem …. Two unifying themes characterize the extant literature on modularity. The first addresses the contingencies under which … modularity wherein the focus is on the advantages that modular design structures have over their integrated counterparts. However …
Persistent link: https://www.econbiz.de/10010328422
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Euro area banking sector integration: using hierarchical cluster analysis techniques
Sørensen, Christoffer Kok; Puigvert Gutiérrez, Josep Maria - 2006
In this study we apply cluster analysis techniques, including a novel smoothing method, to detect some basic patterns and trends in the euro area banking sector in terms of the degree of homogeneity of countries. We find that in the period 1998-2004 the banking sectors in the euro area countries...
Persistent link: https://www.econbiz.de/10011604673
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Patterns of current account adjustment: insights from past experience
Algieri, Bernardina; Bracke, Thierry - 2007
The paper examines over seventy episodes of current account adjustment in industrial and major emerging market economies. It argues that these episodes were characterised by strongly divergent economic developments. To reduce this divergence, the paper classifies episodes with similar...
Persistent link: https://www.econbiz.de/10011604808
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Technological Regimes and the Variety of Innovation Behaviour. Creating Integrated Taxonomies of Firms and Sectors
Peneder, Michael - 2010
This paper presents an integrated set of innovation taxonomies for firms and sectors. It discards the practice of representing industries by some average behaviour, instead characterising them by the distribution of diverse innovation modes at the firm level. The theoretical focus is on (i)...
Persistent link: https://www.econbiz.de/10011435296
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Does globalization restrict budgetary autonomy? A multidimensional approach
Heinemann, Friedrich - 1999
Does globalization restrict the leeway for national budgetary policy? With the help of cluster and discriminant analysis this study provides evidence on the basis of the experience of OECD countries since the 1970s. Four budgetary dimensions are included in the analysis: tax structure,...
Persistent link: https://www.econbiz.de/10010297629
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Typology of rural areas in the Central and Eastern European EU new member States
Baum, Sabine; Trapp, Christian; Weingarten, Peter - 2004
. Die erste Typisierung mithilfe einer Clusteranalyse klassifizierte die NUTS-3-Regionen der 10 mittel- und osteuropäischen …
Persistent link: https://www.econbiz.de/10010299350
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Enhanced cooporation in an enlarged EU
Ahrens, Joachim; Ohr, Renate; Zeddies, Götz - 2006
The paper adresses the need for more flexibility in the integration process of the European Union after its recent eastward enlargement. Due to the increasing number of decision-makers and the increasing heterogeneity of economic structures, financial constraints, societal preferences, and...
Persistent link: https://www.econbiz.de/10010300190