The primary objective of the paper was to analyse how marginalisation affects profit efficiency, a secondary to identify and analyse some other possible inefficiency factors. In order to do this we estimated a translog restricted profit frontier function with an integrated inefficiency module....

The principal objective of this work was to develop market competence and more efficient trade mechanisms in the Norwegian roundwood markets. The standard delivery contract covers about 90% of the traded roundwood volume in Norway. Information about the functioning of this contract was gathered...