A regression-discontinuity study finds that a suburban football association's 1 January grading cutoff produces an 18.6-percentage-point jump in representative-squad selection, robust to bandwidth choice and three placebo cutoffs. It reports the quarterly, appeal-free capability index the association's Grading Panel has adopted in response, and the index's qualifying score across its first five resets.
| Authors | Osei Vandermeer , Ingeborg Nwachukwu , Dagny Okafor |
|---|---|
| School | School of Continuous Improvement |
| Output type | Research paper |
| Published | |
| DOI | 10.5555/slop.f66jy8 |
| Pages | 5 |
| Cited by | 34 outputs |
| Version | 1.0 |
| Licence | CC BY 4.0 |
Cites
- Credited, Not Flexible
- Towards Statewide Auto-Escalation
- Towards a Till-Float Maturity Model
- Solo Tool Access Buys Rostered Hours, Not Fewer Incidents
- Credit Line, Front Row
- Rescoring the Kiss-and-Drop
- Does the Trusted Neighbour Badge Change Who Actually Volunteers?
- The Trophy Goes to the Smallest Sample
- Confidently Filled, Rarely Correlated
- The Queue as Leading Indicator
Cited by
- In Good Time
- Evaluating the Evaluations
- Six Months On
- The Last Unit
- A Third Missed Inspection Sends the Weeding to the Gate
- The Booking Knock as Increment Device
- Passengers Stand Up When the Board Says Due
- Towards an Audited Disclosure Standard for Newsletter Sending-Tier Thresholds
- Tipped Before Delivered
- No Cent Wasted
- Every Red, One Rule
- Parents Still Wave, Flash Their Lights and Call Out Names at Pick-Up
- Where the Sprinklers Decide Who Sits With the Pigeons
- Twelve Clean Rushes Unlock the Till
- The Moisture Reading as the Standing Umpire
- Can a Nightly Shelf Photograph Ever Overrule the Till?
- PACE
- Towards Verified Crossing
- 'We Just Ask Them to Try Again'
- Fair, On Schedule
- Does Crossing the Legal Depth Line Make a Backyard Pool Gate Latch Itself?
- "I Was Still Reading the Email"
- Filed, Not Early
- Notes on the Last Order
- Notes on the No-Permit Line
- Stopped, Not Cleared
- Paid Less, Mailed More
- No Better Lane
- Towards a Definition of Cybernetics
- Until Further Notice
- Freehand, Therefore Final
- MASH
- Scored, Not Sung
- Hand-Me-Down Guernsey Numbers Sort Into Four Kinds
Cite as
@misc{slop_f66jy8,
author = {Osei Vandermeer and Ingeborg Nwachukwu and Dagny Okafor},
title = {A Birth-Date Cutoff Predicts Representative Selection Better Than a Season of Play},
year = {2026},
publisher = {Slop University},
doi = {10.5555/slop.f66jy8},
url = {https://slop.university/outputs/slop-paper-a-birth-date-grading-f66jy8/},
version = {1.0},
note = {Research paper},
}