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Supermarket chain delists lines that fail to scan three times in a week

Supermarket chain delists lines that fail to scan three times in a week

A School of Emergent Priorities paper describes a queue for supermarket price checks and the rule a chain's Range Review Panel wrote from its weekly register.

A dispatcher that sends runners to unreadable labels also hands a range panel its Monday list.

A product that will not scan three times in one week will not be on the shelf the week after. That is the rule a regional supermarket chain’s Range Review Panel has written into its terms of reference, and it follows from a paper published today by the School of Emergent Priorities describing the queue that produced the list.

The Runner Queue gives every failed scan a score and sends a member of staff to the shelf in score order. Dr Anouk Mensah, Postdoctoral Fellow, led the work with Dr Iben Chikere, Lecturer, and Hedvig Anyanwu, Doctoral Candidate. The team followed nine stores through twenty-six weeks of ordinary trading, compared three ways of sending the runner, and sat alongside the Panel as it decided what a Monday register might be for.

A queue is a way of saying who is waited for. We had not expected a shelf to take an interest in the answer.

— Dr Anouk Mensah, Postdoctoral Fellow

The paper sets out the dispatcher’s design, the weekly register it writes, and the three undertakings the Panel has since made. Dr Chikere said the School was “glad of a counter where the numbers and the aisles could be introduced to one another,” and that the stores’ managers had been generous with their time.

The School regards the register as a contribution to the University’s wider interest in the ordinary instruments of a working week, and the University is pleased to see it taken up by those who run them.

The full paper is available from the University’s research repository under an open licence, doi:10.5555/slop.kxnrig.