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Der Beitrag des öffentlichen Verkehrs zur gesellschaftlichen Wohlfahrt
Klaassen, Leonardus H. - 1983
Persistent link: https://www.econbiz.de/10000420678
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Prosperity and well-being : a plea for "attainadle ends"
Klaassen, Leo H.; Botterweg, Teun H. - 1974
Persistent link: https://www.econbiz.de/10002228803
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Evaluation of governmental welfare policy by means of a social welfare function
Berg, Leo van den; Klaassen, Leo H.; Vijverberg, … - 1975
Persistent link: https://www.econbiz.de/10001898700
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Optimum governmental welfare policy for regions and cities
Berg, L. van den; Klaassen, Leo H.; Vijverberg, … - 1975
Persistent link: https://www.econbiz.de/10001898869