>Some jobs - especially jobs that involve heavy manual labor - just don't have a wide range between the most and least productive employees. Obviously we're al

>Some jobs - especially jobs that involve heavy manual labor - just don't have a wide range between the most and least productive employees. Obviously we're all just throwing around numbers to make a point, this isn't hard data. But I assure you there are zero jobs where there is no difference between the best and worst employees. Zero.