“…Such statements, paired with reports of the low profitability of many contractors (e.g., [7][8][9]), stalling or declining productivity [22,23], and rising costs ( [24] and [1] (p. 249)), give the impression of serious structural problems in the forest sector. Researchers interested in contractor performance have reported large variations (e.g., [9,11,15,25]), even among contractors working within the same business context [14,26]. For the most part, researchers have focused on contractor-specific factors as explanatory variables.…”