Competitive Strategy
One book, placed in its field — what this book gets right, where it goes further than the rest, and what the rest of the field adds.
Mike West, Editor · HR Leader Guide · bicycle.guide/guides/profile-competitive_strategy_porter
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Competitive Strategy
One book, placed in its field — what this book gets right, where it goes further than the rest, and what the rest of the field adds.
Mike West, Editor · HR Leader Guide · bicycle.guide/guides/profile-competitive_strategy_porter
The problem
Industry profitability erodes when it is left to instinct instead of method.
You were taught the moves piecemeal, never the whole model.
Competitive Strategy · Mike West, Editor · HR Leader Guide
The model
- 01Threat of New Entrants
- 02Bargaining Power of Buyers
- 03Bargaining Power of Suppliers
- 04Threat of Substitute Products
- 05Rivalry Among Existing Competitors
- 06Generic Competitive Strategy
- 07Competitive Advantage
- 08Industry Profitability
Competitive Strategy · Mike West, Editor · HR Leader Guide
Step 1 of 5 · Threat of New Entrants
Entry barriers, not the number of current rivals, determine how much pricing freedom you actually have.
Misconception
Practitioners believe the threat only matters when new firms actually enter, so a quiet market means the force is weak.
Reality
The threat exerts pressure even when no one enters — incumbents in low-barrier industries must keep prices near costs precisely to keep the door shut, so the discipline is invisible but constant.
Competitive Strategy · Mike West, Editor · HR Leader Guide
Step 2 of 5 · Bargaining Power of Buyers
Buyer power rises with concentration, low switching costs, and the credibility of backward integration.
Misconception
Firms assume that a large, loyal customer is an asset because volume equals security.
Reality
Volume concentration is exactly what gives a buyer leverage; a customer that accounts for a large share of your sales can dictate terms because your dependence exceeds theirs.
Competitive Strategy · Mike West, Editor · HR Leader Guide
Step 3 of 5 · Bargaining Power of Suppliers
Supplier power is a structural condition, not a negotiating failure, and must be addressed by changing sourcing structure.
Misconception
Managers see procurement as a purchasing negotiation and believe supplier costs are controllable through tougher bargaining.
Reality
When a supplier group is concentrated, sells a differentiated or critical input, or faces no substitute, the power is structural — no negotiating skill overcomes it, only changing the structure does.
Competitive Strategy · Mike West, Editor · HR Leader Guide
Step 4 of 5 · Threat of Substitute Products
Substitutes place an absolute ceiling on industry prices regardless of internal competitive dynamics.
Misconception
Firms scan only for direct competitors and dismiss substitutes as different products serving different customers.
Reality
Substitutes compete on the function performed, not the form of the product, so the threat comes from industries you do not consider peers — as videoconferencing did to business travel.
Competitive Strategy · Mike West, Editor · HR Leader Guide
Step 5 of 5 · Rivalry Among Existing Competitors
Rivalry intensity comes from industry structure, not merely the count of competitors.
Misconception
Executives assume rivalry is simply about the number of competitors — fewer rivals means calmer competition.
Reality
Intensity is driven by structure, not headcount: slow growth, high fixed costs, undifferentiated products, and high exit barriers push even a few rivals into brutal price competition.
Competitive Strategy · Mike West, Editor · HR Leader Guide
A framework to use
Structural Analysis for Strategy Formulation
This framework is part of the full guide. See the guide →
Competitive Strategy · Mike West, Editor · HR Leader Guide
The cheat sheet
- Threat of New EntrantsEntry barriers, not the number of current rivals, determine how much pricing freedom you actually have.
- Bargaining Power of BuyersBuyer power rises with concentration, low switching costs, and the credibility of backward integration.
- Bargaining Power of SuppliersSupplier power is a structural condition, not a negotiating failure, and must be addressed by changing sourcing structure.
- Threat of Substitute ProductsSubstitutes place an absolute ceiling on industry prices regardless of internal competitive dynamics.
- Rivalry Among Existing CompetitorsRivalry intensity comes from industry structure, not merely the count of competitors.
- Generic Competitive StrategyChoose one generic strategy explicitly — ambiguity produces the lowest returns, not a balanced hybrid.
- Competitive AdvantageReal advantage is either lowest relative cost or valued uniqueness — nothing else qualifies.
- Industry ProfitabilityThe five forces jointly determine an industry's profit potential, not any one of them alone.
Competitive Strategy · Mike West, Editor · HR Leader Guide
Sources
- Competitive Strategy
Competitive Strategy · Mike West, Editor · HR Leader Guide