261992document905001-s2.0-S0048969720332083-ga1_lrg.jpgimage/jpegab4f8dc8aaf0ce0aa316397c53f0cf00MD51735442020-06-08 07:22:10https://pure.iiasa.ac.at/id/eprint/16505/2/1-s2.0-S0048969720332083-ga1_lrg.jpg