If the pupils who received vouchers differ from those who don't perhaps simply by coming from the sort of go-getting family that elbows its way to the front of every queue any effect might simply be the result of any number of other factors.
Several opinion polls have suggested the son should replace the father at the front of the queue.
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Some applicants are using tricks to get to the front of the queue.
Taxi driver Saif Jassim is finally at the front of the queue at this gas station in south Baghdad.
Russia wanted to get to the front of the queue for future contracts.
In Harare, thousands waited all weekend in the searing sun, but still failed to reach the front of the queue.
Like a determined shopper, elbows out, at the Boxing Day sales, Mr Street seized his chance to get to the front of the queue.
Such a marriage would put the popular Mr Kan at the front of the queue for the prime minister's job, and make such rising stars in his party as Michihiko Kano serious contenders thereafter.
According to the BBC's China analyst, Shirong Chen, they have been pushed to the front of the queue not just because it is a huge public event that carries national pride, but because all the top leaders and dignitaries will be in Beijing.
The agency doesn't make travelers go to the end of the regular screening line, however, but instead slips them into the front of the regular queue.
Unencumbered by a stroller, I could have zipped right up to the front of the line as a single rider and escaped the mindless idling in a queue of strangers that seemed to know best.
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While there are suggestions based on algorithms, we saw packs of movies like "Queue the Bromance" pushed to the front.
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