170742document622981-s2.0-S0306261916305487-main.pdfapplication/pdfc503501a2a24fc88eb080a3cd076ed55MD510843382016-06-20 15:11:25https://pure.iiasa.ac.at/id/eprint/12844/1/1-s2.0-S0306261916305487-main.pdf