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Manufacturers and retailers in the global economy
Raff, Horst, (2011)
On the determinants and effects of political influence
Chong, Alberto, (2007)
The consistency of concentration measures: A mathematical evaluation
Marfels, Christian, (1972)
Absolute and relative measures of concentration reconsidered
Marfels, Christian, (1971)
Administrierte Preise als Problem der Stabilisierungspolitik : Korreferat
Marfels, Christian, (1975)