[1] Indonesian Minist Environm & Forestry, Nat Resource & Ecosyst Conservat, Jakarta 10207, Indonesia
[2] Inst Dev Econ & Finance, Jakarta 12510, Indonesia
[3] Univ Western Australia, Sch Agr & Environm, Ctr Environm Econ & Policy, Crawley, WA 6009, Australia
[4] Hokkaido Univ, Grad Sch Global Food Resources, Sapporo, Hokkaido 0600815, Japan