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Russia's agriculture : eight years in transition - convergence or divergence of regional efficiency
Uvarovsky, Vladimir, (2000)
Determinants of productivity and efficiency of wheat production in Kazakhstan : a stochastic frontier approach
Tleubayev, Alisher, (2017)
Russia's agriculture: eight years in transition - convergence or divergence of regional efficiency
[Rezension von: Färe, R., ..., Production frontiers]
Bol, Georg, (1995)
Connections between taxation, wage rate and the affection to leisure
Bol, Georg, (1993)
Stetigkeit und Effizienz bei mengenwertigen Produktionsfunktionen
Bol, Georg, (1973)