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What Determines the Inclusion in a Sustainability Stock Index? A Panel Data Analysis for European Companies

Ziegler, Andreas; Schröder, Michael - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2006

This paper examines the determinants of the inclusion of European companies in the Dow Jones Sustainability World Index and the Dow Jones STOXX Sustainability Index. In doing so, the paper contributes to the micro-econometric literature analyzing the determinants and economic effects of...

Persistent link: https://www.econbiz.de/10005097693

Demand Systems with Unit Values: A Comparsion of Two Specifications

Lahatte, Agénor; Miquel, Ruth; Laisney, François; … - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 1997

by Deaton (1990) and Crawford et al. (1997) in order to take account of quality effects reflected in the unit values …-true quantity and quality elasticities. Expenditure elasticities are close, but we find large differences in price elasticities and …

Persistent link: https://www.econbiz.de/10009642601

Estimation of Household Demand Systems Using Unit Value Data

Preston, Ian; Laisney, François; Crawford, Ian A. - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 1997

We develop a method for estimation of price reactions using unit value data which exploits the implicit links between quantity and unit value choices. This allows us to combine appealing Engel curve specifications with a model of unit value determination in a way which is consistent with demand...

Persistent link: https://www.econbiz.de/10005097696

Return-to-job during and after maternity leave

Fitzenberger, Bernd; Steffes, Susanne; Strittmatter, Anthony - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2010

This paper studies the return-to-job of female employees after first birth based on exceptional longitudinal data from personnel records of a large German company. Given a very long maternity leave coverage, we investigate to what extent data available to management allow to predict the...

Persistent link: https://www.econbiz.de/10008794608

Do first mover advantages for producers of energy efficient appliances exist? The case of refrigerators

Cleff, Thomas; Rennings, Klaus - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2013

Energy efficiency regulation is an important driver for innovations in environmental technologies. Improvements of energy efficiency do not only contribute to reach envi-ronmental policy targets, they can be furthermore economically profitable. E.g. private households can reduce their costs in...

Persistent link: https://www.econbiz.de/10010957703

Long-term impacts of environmental policy and eco-innovative activities of firms

Rennings, Klaus; Rexhäuser, Sascha - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2010

This paper analyses two aspects of environmental regulations triggered by ecoinnovations. First, whether there are long term effects of regulation on innovation. Second, whether the impact of different types of regulation differ by type of the environmental benefit of the innovations. To answer...

Persistent link: https://www.econbiz.de/10008694116

Increasing energy and resource efficiency through innovation: an explorative analysis using innovation survey data

Rennings, Klaus; Rammer, Christian - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2009

influence, while on the demand side increased productivity and cost reductions are decisive, as well as improved product quality …

Persistent link: https://www.econbiz.de/10008533543

Socially Responsible Investments in Germany, Switzerland and the United States: An Analysis of Investment Funds and Indices

Schröder, Michael - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2003

The aim of this study is the analysis of so called socially responsible investments (SRI). First, the performance of SRI equity investment funds and equity indices is investigated using Jensen´s alpha as performance measure. The analysis considers market timing strategies of the fund management...

Persistent link: https://www.econbiz.de/10005097487

What's Driving Sustainable Energy Consumption? A Survey of the Empirical Literature

Wüstenhagen, Rolf; Schleich, Joachim; Rennings, Klaus; … - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2009

The focus of the paper is on the individual decision of energy consumers, and it's relation to sustainable consumption … emissions trading or eco-labels exist). We derive some hypotheses on the determinants of sustainable energy consumption in … needs are derived respectively. Finally, we specify these hypotheses for three specific technologies of sustainable energy …

Persistent link: https://www.econbiz.de/10005097542

Measuring the immeasurable: a survey of substainability indices

Böhringer, Christoph; Jochem, Patrick - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2006

three dimensions of sustainable development: economic, environmental, and social conditions. At the policy level, they …

Persistent link: https://www.econbiz.de/10005097645