
Energy · Volume 4 of the Equation Series
The Power Equation
How Energy Companies Create, Capture and Destroy Value
By Thomas Kofi Annan · First edition, 2026
In the spring of 2026 the energy industry was reminded, twice, what it sells. 41 on 30 April. Producers whose oil could reach the sea by another route were suddenly worth more than producers with cheaper barrels and no way out. Read more
- 25
- chapters
- 24
- industry studies
- 100
- companies
- 885
- moves
Complete EditionBest value
Everything above, at the best price
PDF + EPUB + M4B
$99
The Book
25 chapters · ~73,000 words
PDF + EPUB, plus the narrative edition
$29
Research Companion
24 studies · 100 profiles · 885 moves · ~1.5 million words
PDF + EPUB, plus the narrative edition
$59
Audiobook
159 hr 20 min across 4 volumes
M4B (chaptered)
$39
From the preface
The power equation
In the spring of 2026 the energy industry was reminded, twice, what it sells. After US–Israeli strikes on Iran at the end of February, traffic through the Strait of Hormuz was effectively halted from early March, QatarEnergy declared force majeure on its liquefied natural gas, and Brent crude rose above $115 a barrel in March, reaching a reported high of $126.41 on 30 April. Producers whose oil could reach the sea by another route were suddenly worth more than producers with cheaper barrels and no way out. At the same time, in the United States, the grid operator for thirteen states and Washington, D.C., was paying about $329 per megawatt-day for capacity in 2026/27, against about $29 two years earlier, because technology companies building data centres needed power that could run every hour and a connection to deliver it. Owners of old nuclear plants signed twenty-year contracts with Microsoft, Amazon and Meta. Some of the industry's money in those years created more value, for more people, than almost any other business: the price of a battery pack fell by about nine-tenths between 2010 and 2025, and that of a solar module by more. Much of it was destroyed: two nuclear units in Georgia that cost about $35 billion and came in seven years late, offshore wind farms cancelled after their contracts were signed, a European battery champion that raised more than $13 billion and went bankrupt, and a week of Texas winter that left a co-operative with a power bill several times its annual revenue.
The difference is rarely the quality of the resource or the engineering. This book argues that an energy company creates durable value only when four things are true at once, and that the factors multiply rather than add: if any is zero, the result is zero. It must have supply at a cost the market will pay, a resource, plant, machine or service that delivers energy, or the equipment for it, below the price buyers will pay across the cycle, not just at the top of it. It must have a route to market, an offtake contract, pipeline, grid connection, rate base or customer base that turns production into revenue, because stranded supply is worth nothing. It must have capital matched to the asset, financing whose cost, term and structure fit an asset that is paid for up front and earns over decades, strong enough to survive the low point of the cycle. And it must hold a licence to operate, the permits, regulatory approvals, safety record and public consent that let it build and keep running. Around those four factors sit two forces that no company controls, commodity prices and politics, from OPEC+ quotas and wars to tax credits granted and withdrawn, which behave like weather: they do not decide whether a project is sound, but they decide how long an unsound one survives, and they can bankrupt a sound one financed for fair weather only. Most of the failures in this book come from treating one factor as proven because another was: cheap capital mistaken for low cost, a subsidy mistaken for a market, a licence mistaken for permanent.
The twenty-five chapters develop that view in seven parts. Part I explains why energy is not just a commodity, how it became a business from Titusville and Pearl Street to the Seven Sisters and Enron, how the money from one barrel and one kilowatt-hour is divided along the chain, and why reserves and capacity figures are weaker evidence than they look. Part II follows the markets one by one: oil and gas, LNG and pipelines, utilities and grids, wholesale power markets, solar and wind, batteries and electric vehicles, and nuclear. Part III examines what it takes to build things that work: the economics of a power plant, offtake contracts, project finance and the cost of capital, trading and risk, distributed energy and the customer, and safety. Part IV covers the capital cycle, policy and subsidy from the Inflation Reduction Act to its 2025 rollback, geopolitics and energy security, the transition bet, and energy in emerging markets, Africa above all. Part V turns to people: leadership, culture and capital allocation, and how to build an energy company. Part VI reads five cases for the decisions behind them, and the Practical Reference supplies worked examples, checklists, a glossary and a guide to the evidence. Each chapter opens with a documented case, explains the mechanics it illustrates, works one stylized example and closes by naming the factor of the equation on which its case turned.
The book · ~73,000 words
Contents
Each chapter has a free preview of its opening and section list.
Part I
Foundations
Part II
The Markets
Part III
Building What Works
Part IV
Scaling, Capital, and Rules
Part V
People and Organizations
Practical Reference
Appendices
- AWorked Energy Examples
- BTools and Checklists
- CGlossary
- DSources and the Research Companion
Energy Research Companion · Part I
24 industry studies
The companion opens with an in-depth study of each part of the industry, backed by 24 technical exhibits: worked examples, diligence checklists and case studies.
Energy Research Companion · Part II
100 companies, 885 strategic moves
A profile of each company, followed by its defining moves year by year from 1836 to 2026: what was decided, why, how it was financed, and what happened next.
- A123 Systems8
- ACWA Power8
- Adani Green Energy9
- ADNOC9
- Air Products9
- Better Place8
- Bloom Energy9
- BP9
- Brookfield Renewable9
- BYD9
- Cameco9
- CATL (Contemporary Amperex Technology Co., Limited)9
- ChargePoint8
- Cheniere Energy9
- Chesapeake Energy (Expand Energy)9
- Chevron9
- Coal India9
- Commonwealth Fusion Systems9
- ConocoPhillips9
- Constellation Energy9
- d.light9
- Dangote Group9
- Dominion Energy9
- Duke Energy9
- EDF (Électricité de France)9
- Enbridge9
- Enel9
- Enphase Energy9
- Enron9
- EOG Resources9
- Equinor9
- Eskom9
- ExxonMobil9
- Fervo Energy8
- First Solar9
- Fluence Energy8
- Form Energy8
- Gazprom9
- GE Vernova8
- Glencore9
- Gunvor9
- Hitachi Energy8
- Iberdrola9
- Kairos Power8
- Kazatomprom9
- Kinder Morgan9
- LG Energy Solution9
- LONGi Green Energy9
- M-KOPA9
- Masdar9
- Mercuria9
- NextEra Energy9
- Nextracker (Nextpower)9
- Nikola9
- NIO9
- NNPC9
- Northvolt9
- NRG Energy9
- NuScale Power9
- Occidental Petroleum9
- Octopus Energy9
- Oklo9
- Peabody Energy9
- Petrobras9
- PetroChina9
- PG&E (Pacific Gas and Electric)9
- Pioneer Natural Resources9
- Plug Power9
- QatarEnergy10
- Quanta Services8
- Redwood Materials8
- Reliance Industries9
- Rivian8
- Rosneft9
- RWE9
- Sasol9
- Saudi Aramco9
- Schneider Electric9
- Shell9
- Siemens Energy9
- SLB9
- Solyndra8
- Sonatrach9
- Southern Company8
- State Grid Corporation of China9
- Sun King9
- SunEdison8
- SunPower9
- Sunrun9
- Talen Energy8
- TerraPower9
- Tesla9
- TotalEnergies9
- Trafigura9
- Venture Global9
- Vestas9
- Vistra9
- Vitol10
- Westinghouse Electric Company9
- Ørsted9
Audiobook & narrative editions
159 hr 20 min of narration
Both volumes are rewritten as narrative editions that read straight through, in long-form prose instead of tables. The audiobook is narrated from those editions as chaptered M4B files that play in Apple Books, VLC, BookPlayer and most audiobook apps.
- The Book16 hr 29 min
- Companion Volume 1 - Industry Studies22 hr 48 min
- Companion Volume 2 - Companies A to M57 hr 53 min
- Companion Volume 3 - Companies M to W and Timeline62 hr 10 min
Appendix C
Glossary: 92 terms
- 1P, 2P, 3P
- Proved; proved plus probable; and proved plus probable plus possible reserves, the low, best and high estimates, with at least a 90%, 50% and 10% chance of being met or exceeded.
- 45Q
- The US tax credit for capturing and storing carbon dioxide; after the 2025 law, $85 per tonne for storage and for utilisation or enhanced oil recovery alike, and $180 per tonne for direct air capture, for projects that begin construction before 1 January 2033.
- 45U
- The US production credit for existing nuclear plants, created by the IRA and kept by the 2025 law through 2032.
- 45V
- The US clean-hydrogen production credit; after the 2025 law, available only to projects that begin construction before 1 January 2028.
- 45X
- The US advanced-manufacturing production credit for domestically made solar, battery, wind and other components, transferable for cash; the 2025 law kept it for solar and batteries with a phase-down to 75% in 2030, 50% in 2031 and 25% in 2032, and ended it for wind components after 2027.
- 45Y and 48E
- The technology-neutral US production and investment credits for clean electricity and storage that replaced the older PTC and ITC from 2025. After the 2025 law, wind and solar qualify only if construction begins by 4 July 2026 or the project is in service by 31 December 2027; storage and other technologies keep full credits for construction begun through 2033.
- AD/CVD
- Anti-dumping and countervailing duties: US tariffs imposed after trade cases find imports sold below fair value or subsidised, used repeatedly against Chinese and Southeast Asian solar cells and modules.
- Allowed ROE
- The return on equity a regulator permits a utility to earn on the equity-financed share of its rate base; about 9.77% on average for US electric utilities in 2025 (RRA).
From the blog
Read before you buy
Complete guide
How the Energy Industry Makes Money: The Business Model Guide
How oil, gas, utilities, power markets and clean energy actually earn money, where the margins settle, and why so many energy companies still fail.
16 min read
Explainer
How Do Power Purchase Agreements Work? PPAs Explained
A power purchase agreement fixes the price of a plant's output for 10 to 25 years so it can be financed. How physical and virtual PPAs work, and who carries which risk.
11 min read
Guide
How to Read a Utility Rate Case: Rate Base, ROE and the Bill
A step-by-step guide to reading a US utility rate case: the revenue requirement, rate base, allowed ROE, equity ratio, riders, and what it all means for bills.
10 min read
The Power Equation
Learn the framework from the book. Test it against the companion.
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