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Transit costs and cost efficiency : bootstrapping non-parametric frontiers
De Borger, Bruno L., (2008)
Yardsticks on the road: regulatory contracts and cost efficiency in the Norwegian bus industry
Dalen, Dag Morten, (2001)
Possibilities of buses on alternative fuel in public urban transport in Belgrade
Petrović, Jelica, (2009)
Economic returns to the boll weevil eradication program
Ahouissoussi, Nicolas, (1993)
An organonic and modern problems approach for teaching agricultural economics principles
Wetzstein, Michael E., (1988)
Microeconomic theory : concepts & connections
Wetzstein, Michael E., (2005)