Modern MBA

Data

Costco

American membership warehouse club selling bulk goods, the largest of its kind in the world, with over a hundred million cardholders.

7 figures on Costco, drawn from 2 Modern MBA case studies.

The figures

US dollars1

Against its own chart
Annual revenue in billions, 2023–24$255B4th of 9 · top $648BWhy self-checkout didn't replace cashiers

Percentages6

Against its own chart
Cost of merchandise as a share of revenue, ten-year average87%1st of 10 · top 87%Why self-checkout didn't replace cashiers
Cost of merchandise against labor and rent, as a share of revenue, ten-year average · Cost of merchandise87%1st of 7 · top 87%Why self-checkout didn't replace cashiers
Gross margins of technology companies against retailers, 201913%10th of 10 · top 82%Why self-checkout didn't replace cashiers
Cost of merchandise against labor and rent, as a share of revenue, ten-year average · Labor & rent10%7th of 7 · top 26%Why self-checkout didn't replace cashiers
Annual operating margin, 20244%9th of 12 · top 25%Why marijuana legalization never paid off
Average operating margin over the last decade3.2%6th of 8 · top 8.9%Why self-checkout didn't replace cashiers

Case studies covering Costco

Case study — Retail & brandsWhy self-checkout didn't replace cashiersAmazon's cashierless store was a thousand people in India watching cameras. Every retailer copied it anyway.15 min readCase study — Retail & brandsWhy marijuana legalization never paid offEvery public cannabis company loses money. Three self-funded LA shops do not. Being unable to lose money is the advantage.15 min read

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