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Do energy prices induce progress in energy-related technology? An empirical study
Schmitz, Simon, (2001)
Curvature conditions and substitution pattern among capital, energy, materials and heterogeneous labour
Koebel, Bertrand M., (1999)
Neue Energien im 19. Jahrhundert: zur Sozialgeschichte der Elektrizitätswirtschaft
Kocka, Jürgen, (1990)