Prospects for Grid-Parity of Photovoltaics Due to Effective Promotion Schemes in Major CountriesA. Lopez-Polo, R. Haas, Claudia Panzer, H. Auer2012 Asia-Pacific Power and Energy Engineering…2012In recent years the costs of Photovoltaics systems has decreased significantly. A major reason for this effect were efficient and effective promotion schemes in major countries like Germany, Japan… (More)