- Author: Sandbu Martin E
- Language: English
- Year: 2017
- Author: OECD, Streeck Wolfgang, Schäfer Armin
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- Year: 2013
- Author: Kouvélakis Eustache, Lapavitsas Costas
- Language: English
- Year: 2012
- Author: Larkin Charles J., Lucey Brian M., Gurdgiev Constantin T
- Language: English
- Year: 2012
- Author: Larkin Charles J., Lucey Brian M., Gurdgiev Constantin T
- Language: English
- Year: 2012