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- Organisation for Economic Co-operation and Development (14)
- International Energy Agency (2)
- Centre for Co-operation with Economies in Transition (1)
- Centre for Educational Research and Innovation (1)
- Lee, Chung H. (1)
- Lévy-Garboua, Louis (1)
- Reisen, Helmut (1)
- Schneider, Hartmut (1)
- Vinke, Jacoline (1)
- Weekes-Vagliani, Winifred (1)