For example, about 10,000 employers in their sample have four employees.
However, a recent NHS Liaison report on agency staff found in their sample of 46 trusts, about 140 agencies were used (half of which were for medical staff).
But they did estimate Wal-Mart's impact on retail payrolls, which averaged $13,860 per worker in their sample.
Reynolds's sales force will now pack America's second-biggest brand alongside Camel and Pall Mall in their sample cases.
Very detailed work by researchers at Wright State University in Ohio has found that 34.7% of all the swearwords in their sample of 51m tweets were "fuck" or one of its long list of cognates.
The authors concluded there was a need for larger and more rigorous studies to evaluate the efficacy and safety of the treatment for paediatric epilepsies, but found it was well tolerated in their sample.
None of the prisoners in their sample (86 cases) had been helped into employment by Through the Gate services; too many prisoners were released without accommodation and not enough help was given to prisoners to resolve debts," says the report.
However, pointing to previous research that found that the series "romanticises dynamics that are consistent with violent romantic relationships", they say it is "concerning" that a "sizable portion" of women in their sample found the story romantic.
The World Anti-Doping Code operates through strict liability, where an athlete "must take responsibility for any substance found in their sample, whether there was a deliberate intention to cheat or not".
Consistent with other studies, they found a significant marriage premium: controlling for education, age and other variables, the married men in their sample earned about 19percentt more than unmarried men.
The authors acknowledged that their cases and controls were not matched and that the small number of cases of pre-eclampsia in their sample (23) made it difficult to draw firm conclusions.
