[1] Univ Warwick, Inst Global Sustainable Dev, Ramphal Bldg, Coventry CV4 7AL, England
[2] Univ Santiago Compostela, CRETUS Dept Applied Econ, Fac Econom & Business Sci, Santiago De Compostela 15782, Spain
[3] Matej Bel Univ, Fac Nat Sci, Banska Bystrica, Slovakia
[4] Univ Cambridge, Dept Land Econ, 16-21 Silver St, Cambridge CB3 9EP, England
[5] Aix Marseille Univ, CNRS, TELEMMe UMR 7303, F-13094 Aix En Provence, France
[6] Univ Aegean, Dept Environm, Univ Hill, Lesvos 81100, Greece
[7] Anglia Ruskin Univ, Global Sustainabil Inst, 183 East Rd, Cambridge CB1 1PT, England
[8] Estonian Univ Life Sci, Inst Agr & Environm Sci, Fr R Kreutzwaldi 1, Tartu, Estonia