| ES |
Barcelona |
Open Evidence |
Open Evidence |
| FR |
Paris |
OECD ENV/EEI |
Organisation for Economic Co-operation and Development - Environment and Economy Integration Division |
| TR |
Ankara |
Middle East Technical University |
Orta Doğu Teknik Üniversitesi |
| JP |
Osaka |
Osaka Sangyo University |
Osaka Sangyo University |
| NO |
Oslo |
Oslo Economics AS |
Oslo Economics AS |
| IT |
Roma |
Osservatorio delle libere professioni |
Osservatorio delle libere professioni |
| AT |
Wien |
Austrian Academy of Sciences, Institute of Urban and Regional Research |
Österreichische Akademie der Wissenschaften, Institut für Stadt- und Regionalforschung |
| AT |
Wien |
Universities Austria |
Österreichische Universitätenkonferenz |
| AT |
Wien |
Austrian Institute of Economic Research |
Österreichisches Institut für Wirtschaftsforschung |
| DE |
Bamberg |
University of Bamberg |
Otto-Friedrich-Universität Bamberg |