271369document935891-s2.0-S0306261921002476-main.pdfapplication/pdf8cc039871cd97b5ee450ecd86ed3f71fMD523463932021-03-15 07:29:39https://pure.iiasa.ac.at/id/eprint/17105/1/1-s2.0-S0306261921002476-main.pdf