Despite persistent claims in the motor carrier industry of poorer safety performance of owner–operators, there is little empirical work directly comparing owner–operator safety performance to that of employee drivers. This study assesses the statistical significance of differences in the...

This paper analyzes the safety performance differences between union and non-union motor carriers. Based primarily on the safety and health provisions of a national agreement between the International Brotherhood of Teamsters and a major unionized motor carrier, a hypothesis is developed that...