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Ein nutzungskostenbasierter Ansatz zur Messung des Faktors Kapital in aggregierten Produktionsfunktionen
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A user cost approach to capital measurement in aggregate production functions
Productivity effects of basic research in low-tech and high-tech industries
Czarnitzki, Dirk, (2012)
Efficiency and progressiveness in peasant agriculture : a research proposal for Geita District
Shapiro, Kenneth H., (1969)
Efficiency differentials in peasant agriculture and their implications for development policies
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