Photovoltaics on the verge of competitiveness: the need for new business models and regulatory frameworks Abu Dhabi, UAE, 2012-10-09 PDF-EN By Ruggero Schleicher-Tappeser | 22. Februar 2012 | Photovoltaik, Vorträge | ← Renewable Energy: Powering the World Economy Renewable Energy in Germany Faces New Challenges →