The spatial variation of labor productivity and its relationship to population density : U.S. industries at the county level in 1997 /
by Fitzgibbon, Matthew K.
The effects of setting annual billable hours goals and time limit restriction goals on productivity output and efficiency /
by Rodriguez, Bertha G.
An experimental study of the effect of three types of distribution of reward upon work efficiency and group dynamics
by Tseng, Sing-Chu.
A study of the real relationship between employee attitudes and productivity in a group of factory workers.
by Schaul, Martin Wolfson.
An investigation of modifications of job design in an industrial situation and their effects on some measures of economic productivity
by Marks, Arthur Richard, 1927-