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🎲 '''Pure risk''' describes a situation in which there are only two possible outcomes — a loss or no loss — with no opportunity for gain, and it is this characteristic that makes a risk insurable under traditional [[Definition:Insurance | insurance]] principles. Contrast this with [[Definition:Speculative risk | speculative risk]], where the outcome could be a profit, a loss, or no change (as in stock market investing); insurers generally will not underwrite speculative risks because the potential for gain violates the foundational requirement that [[Definition:Insurance | insurance]] restore the [[Definition:Policyholder | policyholder]] to a pre-loss position rather than create a windfall. Fire destroying a warehouse, a customer slipping in a retail store, and a hurricane damaging coastal homes are all textbook examples of pure risk.

🔬 [[Definition:Underwriter | Underwriters]] evaluate pure risks by analyzing historical [[Definition:Loss data | loss data]], exposure characteristics, and environmental factors to estimate both the probability and severity of potential losses. Because pure risks involve only the downside, they lend themselves to the [[Definition:Law of large numbers | law of large numbers]] — pooling many similar, independent exposures allows an insurer to predict aggregate losses with reasonable accuracy and set [[Definition:Premium | premiums]] accordingly. [[Definition:Actuarial science | Actuaries]] build [[Definition:Loss model | loss models]] around this predictability, and the entire [[Definition:Risk transfer | risk transfer]] mechanism of insurance depends on the assumption that the insured party faces genuine downside exposure rather than a bet with upside potential.

📘 Understanding this distinction shapes product design, regulatory standards, and market boundaries. [[Definition:State insurance department | Regulators]] require that insurance contracts respond to pure risks with an [[Definition:Insurable interest | insurable interest]], preventing policies from functioning as gambling instruments. When new risk categories emerge — [[Definition:Cyber risk | cyber risk]], [[Definition:Climate risk | climate risk]], pandemic exposure — one of the first analytical steps is determining whether the hazard fits the pure-risk framework or whether elements of speculative gain (such as business-interruption windfalls from government aid) complicate insurability. This conceptual gatekeeper remains as relevant in the age of [[Definition:Insurtech | insurtech]] innovation as it was when [[Definition:Marine insurance | marine underwriters]] first gathered in London coffeehouses.

'''Related concepts'''
{{Div col|colwidth=20em}}
* [[Definition:Speculative risk]]
* [[Definition:Insurable interest]]
* [[Definition:Law of large numbers]]
* [[Definition:Risk transfer]]
* [[Definition:Insurable risk]]
* [[Definition:Hazard]]
{{Div col end}}

Definition:Pure risk - Revision history

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