Jevons Paradox
Definition
The Jevons Paradox describes the possibility that efficiency improvements increase the total consumption of a resource instead of reducing it.
If a resource becomes cheaper or more efficient per use, usage can increase so much that total consumption rises. Whether this actually happens depends on elasticities and context.
Simply explained
Like when a more efficient device is used so much more often that in the end more energy is consumed.
Why it matters in practice
Relevant for AI and automation strategies because cheaper computing or labor processes can trigger additional demand.
Example from business
If the cost per AI request drops sharply, the number of automated requests can grow faster than efficiency gains.
Limits and pitfalls
- Presenting the paradox as a natural law; mixing direct and macroeconomic rebound; ignoring the measurement period.
Origin & history
William Stanley Jevons described in 1865 that more efficient coal use can increase total consumption. Later research discusses rebound effects in a more differentiated way.
Use in mid-sized companies
- Possible application: Calculate business cases not only per transaction but also consider expected volume growth and new usage.
Frequently asked questions
Does consumption always increase after an efficiency improvement?
No. What does the Jevons Paradox describe? The case where additional demand overcompensates the savings and total consumption increases. A general rebound can also only partially reduce savings.
Sources
- Jevons' paradox · Alcott (2005), Jevons' paradox
- The Coal Question, Kapitel VII · Jevons, The Coal Question, Kapitel VII
- Rebound und Backfire · Resources for the Future, Rebound und Backfire
Sources checked: 10./11.10.2026.
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