After comparing the performance of a maquiladora-using firm with that of a control sample, the authors found no evidence of net gain in the use of a maquiladora.
He added that the board's internal audit - which looked at a sample of statistics - found no evidence of "deliberate instructions" being given to members of staff regarding the "inappropriate use of waiting times codes".
The same order of top three finishers in the straw poll were the same order as the top three finishers in the national poll, and so to those skeptics who were concerned about the accuracy of the straw poll, the national poll provided empirical evidence that it was a pretty good representative sample of what's going on.
Even if physicians consulted with their patients before enrolling them in free sample drug programs, the fact that such programs exist at all is evidence of market forces encouraging the use of prescription drugs.
It was not possible to use DNA evidence to identify the head because it was impossible to find a sample from it that could be guaranteed to be uncontaminated.