A top-down analysis: Determining photovoltaics R&D investments from patent analysis and R&D headcount
| Autor: | Breyer, Christian, Birkner, Christian, Meiss, Jan, Goldschmidt, Jan Christoph, Riede, Moritz |
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| Zdroj: | In Energy Policy November 2013 62:1570-1580 |
| Databáze: | ScienceDirect |
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Full Text from ScienceDirect