238345document848531-s2.0-S0195925514000912-main.pdfapplication/pdff8b18163a0c7aeba4066707a4d271fa8MD57842882018-08-07 06:03:52https://pure.iiasa.ac.at/id/eprint/15405/1/1-s2.0-S0195925514000912-main.pdf