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Instead, we offer an alternative explanation for the cutoff date effect: having a child born during the last third of a year gives parents a stronger incentive and greater flexibility with which to arrange the best timing of school entry for their child.
Rather than rushing to conclude that school entry at an older age has any persistent beneficial effect on outcomes, we attempt to offer parental self-selection as an alternative explanation for the discontinuity of achievement around the enrollment cutoff date, at least for China.
The alternative explanation offered by our study does not necessarily exclude the age position effect as one possible mechanism for the cutoff date effect nor does it conflict with Liu and Li's finding that students who are younger than their peers may suffer academic disadvantages.
Why the cutoff date?
Dec. 12 is the cutoff date.
That cutoff date would be Sunday.
Yes, there is a cutoff date.
(The studies were published after the IPCC's cutoff date).
The cutoff date set by the Internal Revenue Service was Jan . 1 , 2006
The cutoff date for the preliminary results was 15 December.
For this analysis, the data cutoff date was December 31 , 2013
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