Seven Powers Competitive Moat Analysis
Seven repeatable sources of durable, differential profit.
- Difficulty
- Moderate
- Time to result
- ~ongoing to results
- Steps
- 6
- Confidence
- 75%
Hamilton Helmer's Seven Powers framework is used by the hosts to systematically diagnose why TSMC's profitability is so durable. A 'power' is defined as a source of long-term differential profit margins versus competitors. The seven candidate sources are counter-positioning, scale economies, switching costs, network economies, process power, branding, and cornered resources. Running a business through each power in turn reveals which ones genuinely apply, which don't, and where the real moat is concentrated. Applied to TSMC, the framework surfaces strong counter-positioning, scale economies, switching costs, and especially process power, while branding and network economies are explicitly absent -- and it also exposes a blind spot: geopolitical risk that no single power fully captures.
Origin
Adapted on-air from Hamilton Helmer's book '7 Powers', used as a recurring analytical framework across Acquired episodes.
Core principles
- 01A power is a source of long-term differential profit margin, not just any competitive strength
- 02Most businesses exhibit only one or two of the seven powers strongly, not all seven
- 03The dominant power(s) should guide where management invests to widen the moat
- 04Framework gaps (e.g., regulatory or geopolitical risk) must be tracked separately as bear cases
How to run it
- 1
Define the Power
Understand that a 'power' is a source of long-term differential profit margins versus competitors, per Helmer's definition.
- 2
Score Counter-Positioning
Assess whether your business model is one incumbents structurally can't copy without damaging their own existing economics.
- 3
Score Scale Economies
Evaluate whether unit costs fall as volume grows, and whether that cost gap widens over time versus smaller rivals.
- 4
Score Switching Costs
Determine how deeply integrated customers become with your product or process, making departure costly or slow.
- 5
Score the Remaining Powers
Run the business through network economies, process power, branding, and cornered resources to see which, if any, apply materially.
Pro tip Don't force a power to apply just because the checklist has seven items -- most businesses only have one or two real ones.
- 6
Identify the Gaps
Note where the standard seven powers don't capture real risk, such as regulatory or geopolitical exposure, and treat that as a separate bear-case category.
Watch out Overconfidence in the framework can create blind spots to risks it wasn't designed to model.
In the wild
The hosts run TSMC through all seven powers on air, finding strong counter-positioning, scale economies, switching costs, and especially process power, but weak branding and no meaningful network economies.
→ They conclude TSMC's moat is near-impenetrable barring a computing paradigm shift, while flagging Taiwan geopolitical risk as an unmodeled threat outside the framework.
Common mistakes
Forcing Every Power to Apply
Not every business exhibits all seven powers; branding and network economies genuinely don't apply to TSMC, and pretending otherwise dilutes the analysis.
Ignoring Off-Framework Risks
Geopolitical, regulatory, or sovereign risk doesn't map cleanly onto any of the seven powers, so relying solely on the framework can create false confidence.
Is it for you?
Best for
Investors and operators evaluating the durability of an established company's margins
Not ideal for
Early pre-product companies with no operating history to score
From the transcript
“He identifies seven powers, the essentially sources of defensibility, which he defines as long-term differential profit margins versus your competitors”
“The seven that he identifies are counterpositioning, scale economies, switching costs, network economies, process power, branding, and cornered resources.”
From the episode
TSMC