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DateTitle Authors
2008 Productivity growth in European railways: technological progress, efficiency change and scale effectsWetzel, Heike
2013 Transport infrastructure: Higher investments needed to preserve assetsKunert, Uwe / Link, Heike
2006 Economies of Scope in European Railways: An Efficiency AnalysisWetzel, Heike / Growitsch, Christian
2012 What are over-the-road truckers paid for? Evidence from an exogenous regulatory change on the role of social comparisons and work organization in wage determinationBurks, Stephen V. / Guy, Frederick
2012 Merenkulun toimintaedellytykset, kilpailukyky ja julkisen talouden sopeuttamistoimet: Taustaselvitys valtiovarainministeriölleHernesniemi, Hannu
2003 A product market theory of worker trainingGersbach, Hans / Schmutzler, Armin
2011 Transport and CO2: Productivity Growth and Carbon Dioxide Emissions in the European Commercial Transport IndustryKrautzberger, Lisann / Wetzel, Heike
2011 Natural Gas in Road Transportation - A Low-emission Bridging Technology?Wang-Helmreich, Hanna / Lochner, Stefan
2011 Infrastructure, economic growth and population density in TurkeyBeyzatlar, Mehmet Aldonat / Kuştepeli, Yeşim
2006 A product-market theory of industry-specific trainingGersbach, Hans / Schmutzler, Armin

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