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Economics of employment growth in (personal and collective) services in the Netherlands : theory and empirical evidence
Dunnewijk, Theo J.; Koopman, Gert Jan; Zant, Wouter - 1990
Persistent link: https://www.econbiz.de/10000815763
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Het Nederlandse personenvervoer op lange termijn
Koopman, Gert Jan - 1992
Persistent link: https://www.econbiz.de/10000849213
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Nederland distributieland
Koopman, Gert Jan - 1992
Persistent link: https://www.econbiz.de/10000849469
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Enkele ontwikkelingen in de Westduitse economie en hun belang voor Nederland
Koopman, Gert Jan - 1989
Persistent link: https://www.econbiz.de/10013409951