Humboldt-Universität zu Berlin
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Resource Economics
12/2006 Beckmann et al.https://www.agrar.hu-berlin.de/en/institut-en/departments/daoe/ress-en/publications/icarreihen-en/icar-en/copy_of_122006beckmannetal.pdf/viewhttps://www.agrar.hu-berlin.de/@@site-logo/og_logo.png
