Evidence map
Energy cost: what the evidence base looks like
10 publications, 0 of them trials and 0 syntheses. This page describes the shape of that literature rather than summarising its conclusions.
What this literature is made of
A reasonable volume of literature, but weighted towards reviews and observational work rather than trials. That is enough to describe a phenomenon and rarely enough to establish that an intervention works.
The distinction that matters most is between synthesis and primary research. A meta-analysis pools trials and is the closest thing to a settled answer a field produces. A narrative review is one group's reading of the same material and can be selective without being dishonest. Counting them together, which most citation counts do, obscures exactly the thing you want to know.
How this page is built
Everything above is computed from the citations this site harvested from PubMed and Crossref, not written by hand. When the weekly harvest finds a new paper on this topic, these counts change and the characterisation changes with them. That is the point: a hand-written claim about how strong an evidence base is starts decaying the day it is written.
Publication type is taken as the source records it. That is imperfect — journals label inconsistently, and a paper indexed as a "review" may be a systematic one — so treat the bands as approximate. They are accurate enough to distinguish a trial literature from a commentary literature, which is the distinction that matters.
The strongest work on this topic
Ordered by study design first, then recency. The full set is listed in the references below.
- Optimal scheduling of electric vehicle charging and vehicle‐to‐grid services at household level including battery degradation and price uncertainty — Ortega‐Vazquez M, 2014, journal article
- Stochastic Modeling and Forecasting of Electric Vehicle Charging Demand Using Compound Poisson Processes — Quinard H, Colas F, Dieulot J et al., 2026, journal article
- Price Signals and Load Flexibility in Public Transport: A Cost Analysis of Electric Bus Charging — Grenander G, Daniels D, 2026, journal article
- An Introduction to “Alternative Fuel Grades” for Electric Vehicle Fast Charging — Khalid M, Velapatiño Benito M, Rzonca A et al., 2025, journal article
- Dynamic Programming of Electric Vehicle Reservation Charging and Battery Preheating Strategies Considering Time-of-Use Electricity Price — Zhu B, Bao C, Yao M et al., 2024, journal article
- Cost-Optimal Aggregated Electric Vehicle Flexibility for Demand Response Market Participation by Workplace Electric Vehicle Charging Aggregators — Chen Y, Zeng W, Khurram A et al., 2024, journal article
- Power System Impacts of Electric Vehicle Charging Strategies — Alvarez Guerrero J, Acker T, Castro R, 2022, journal article
- Pole-Mounted Electric Vehicle Charging: Preliminary Guidance for a Low-Cost and More Accessible Public Charging Solution for U.S. Cities — Werthmann E, Kothari V, 2021, journal article
- Minimizing the Cost of PHEV Usage with Price Sensitive Charging Strategies — Zarbouti D, Koutsi E, Athanasiadou G et al., 2021, journal article
- Electric regulation: Future of the electric vehicle charging stations — Bowden N, 2012, journal article
How much research is there on energy cost?
Does more research mean a stronger conclusion?
How current is this?
Why does this page not tell me the answer?
References
Every citation below links to the original peer-reviewed record on PubMed or via DOI. Nothing here is a substitute for medical advice.
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Optimal scheduling of electric vehicle charging and vehicle‐to‐grid services at household level including battery degradation and price uncertainty Ortega‐Vazquez M · IET Generation, Transmission & Distribution · 2014 · Journal article DOI
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Price Signals and Load Flexibility in Public Transport: A Cost Analysis of Electric Bus Charging Grenander G, Daniels D · Findings · 2026 · Journal article DOI
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Stochastic Modeling and Forecasting of Electric Vehicle Charging Demand Using Compound Poisson Processes Quinard H, Colas F, Dieulot J, et al. · Electricity · 2026 · Journal article DOI
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An Introduction to “Alternative Fuel Grades” for Electric Vehicle Fast Charging Khalid M, Velapatiño Benito M, Rzonca A, et al. · Electricity · 2025 · Journal article DOI
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Cost-Optimal Aggregated Electric Vehicle Flexibility for Demand Response Market Participation by Workplace Electric Vehicle Charging Aggregators Chen Y, Zeng W, Khurram A, et al. · Energies · 2024 · Journal article DOI
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Dynamic Programming of Electric Vehicle Reservation Charging and Battery Preheating Strategies Considering Time-of-Use Electricity Price Zhu B, Bao C, Yao M, et al. · World Electric Vehicle Journal · 2024 · Journal article DOI
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Power System Impacts of Electric Vehicle Charging Strategies Alvarez Guerrero J, Acker T, Castro R · Electricity · 2022 · Journal article DOI
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Minimizing the Cost of PHEV Usage with Price Sensitive Charging Strategies Zarbouti D, Koutsi E, Athanasiadou G, et al. · Electricity · 2021 · Journal article DOI
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Pole-Mounted Electric Vehicle Charging: Preliminary Guidance for a Low-Cost and More Accessible Public Charging Solution for U.S. Cities Werthmann E, Kothari V · World Resources Institute · 2021 · Journal article DOI
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Electric regulation: Future of the electric vehicle charging stations Bowden N · Natural Gas & Electricity · 2012 · Journal article DOI