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Results 1-10 of 16.
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Year of Publication
Title
Author(s)
2008
Next stop: restructuring? A nonparametric efficiency analysis of German public transport companies
von Hirschhausen, Christian R.
;
Cullmann, Astrid
2008
International benchmarking in electricity distribution: a comparison of French and German utilities
Cullmann, Astrid
;
Crespo, Hélène
;
Plagnet, Marie-Anne
2009
Overcoming data limitations in nonparametric benchmarking: applying PCA-DEA to natural gas transmission
Nieswand, Maria
;
Cullmann, Astrid
;
Neumann, Anne
2009
Unobserved heterogeneity and international benchmarking in public transport
Cullmann, Astrid
;
Farsi, Mehdi
;
Filippini, Massimo
2009
Innovation, R&D efficiency and the impact of the regulatory environment: a two stage semi-parametric DEA approach
Cullmann, Astrid
;
Schmidt-Ehmcke, Jens
;
Zloczysti, Petra
2008
Key parameters and efficiency of Mexican manufacturing: Are there still differences between the north and the south? An application of nested and stochastic frontier panel data models
Braun, Frauke G.
;
Cullmann, Astrid
2009
Benchmarking and firm heterogeneity in electricity distribution: a latent class analysis of Germany
Cullmann, Astrid
2015
Productivity in electricity retail after market liberalisation: Analysing the effects of ownership and firm's governance structure
Stiel, Caroline
;
Cullmann, Astrid
;
Nieswand, Maria
2017
Productive efficiency and ownership when market restructuring affects production technologies
Cullmann, Astrid
;
Nieswand, Maria
;
Rechlitz, Julia
2009
The globalization of steam coal markets and the role of logistics: an empirical analysis
Zaklan, Aleksandar
;
Cullmann, Astrid
;
Neumann, Anne
;
von Hirschhausen, Christian R.
Author
5
Nieswand, Maria
4
von Hirschhausen, Christian R.
2
Neumann, Anne
1
Apfelbeck, Jürgen
1
Bjørndal, Endre
1
Bjørndal, Mette
1
Braun, Frauke G.
1
Crespo, Hélène
1
Farsi, Mehdi
1
Filippini, Massimo
.
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2010 - 2017
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2006 - 2009