Insurance: The Policies That Truly Protect Your Family and the Ones That Just Cost Money
Introduction
Insurance has a curious reputation: almost everyone pays for some policy without really knowing what it covers, and almost everyone distrusts insurance companies. Policies get added on at the bank branch alongside a loan, at the checkout counter when buying an appliance, or over the phone after a persistent sales call. At the same time, many families that rely on a single income have zero protection against what could truly ruin them.
Most of the confusion clears up with a single principle: insurance exists to transfer a financial risk you could not absorb on your own. Everything else is secondary.
Insure what would ruin you. What would merely inconvenience you, pay for with your emergency fund.
How Insurance Works
An insurer pools premiums from many people and pays claims for the few who suffer a loss. For the business to work, on average it collects more than it pays out. That means that from a purely statistical standpoint, every insurance policy is a losing investment: collectively, policyholders pay in more than they get back.
Why buy insurance, then? Because the goal isn't to make money—it's to avoid financial ruin. Losing your home in a fire, becoming disabled and unable to work, or losing the family's primary breadwinner are low-probability but devastating events. Paying a small, predictable premium so you never have to face those outcomes alone is well worth it.
By contrast, insuring something whose loss you could easily absorb—a smartphone, a kitchen appliance—usually means overpaying for peace of mind that your emergency fund already provides.
The Tendency to Overinsure Small Risks
In 2010, economist Justin Sydnor analyzed the choices of thousands of U.S. homeowners insurance customers. Many chose low deductibles, paying substantially higher premiums just to avoid paying a few hundred dollars out of pocket in the event of a claim. His calculations showed that, given how rarely claims occur, that choice implied a level of risk aversion almost impossible to justify rationally.
The most likely explanation is psychological: small, concrete losses are much easier to picture than catastrophic, remote ones. That is why people insure their phones while leaving their ability to earn an income completely unprotected.
Policies That Are Usually a Priority
Term life insurance, if someone depends on your income. If you have children, a partner without independent income, or parents you support, life insurance protects them if you pass away. The most efficient option is almost always term life insurance: it covers you for a set number of years—for instance, until your kids are financially independent—and is far cheaper than permanent or cash-value policies. A common rule of thumb is coverage equal to several times your annual income, enough to pay off debts and cover years of family living expenses. If nobody depends on your income, you probably don't need it.
Health insurance. This depends heavily on your country's healthcare system. Where public coverage is limited, a policy that covers serious illnesses and hospitalizations is among the most important protections you can have. What matters most are catastrophic medical expenses, not routine checkups.
Disability insurance. Protects your biggest asset: your ability to earn an income over decades. It is especially important for self-employed workers who lack employer-provided coverage.
Homeowners or renters insurance with liability coverage. If you own your home, it is likely your most valuable asset. Liability coverage, which pays for damage or injury unintentionally caused to others, also protects renters.
Auto liability insurance. Mandatory in most places. An accident that causes serious injury or property damage to others can result in judgments impossible to pay out of pocket.
Policies Worth Examining Closely
Extended warranties. Those offered at checkout when buying electronics or appliances usually carry huge profit margins for the seller. Most products fail, if at all, either within the manufacturer's warranty or long after the extended warranty expires.
Phone insurance with monthly premiums that, over a year or two, add up to a large fraction of the device's value.
Add-on insurance bundled with credit cards or loans: duplicate credit life policies, fraud coverage that the bank is already legally required to provide, or unemployment insurance riddled with exclusions. Some are useful; many are signed up for without realizing it.
Whole life or investment-linked life insurance. These combine protection and investing in a single product, often with high fees and low transparency. For most people, buying affordable term life insurance and investing the difference separately in low-cost funds is far more efficient.
Using the Deductible as a Tool
Choosing a higher deductible—agreeing to pay a larger share out of pocket if a claim happens—usually lowers your premium significantly. Once you have an emergency fund, this is a rational way to save: you absorb the small bumps yourself and insure only the major hits.
The Annual Review
Protection needs change as life changes: a child is born, a home is bought, a mortgage is paid off, children become independent. Once a year, it pays to check:
- Are all current coverages still necessary?
- Does the insured amount match your current situation?
- Are there duplicate coverages?
- Are there better rates available for the same protection?
Common Mistakes
Having no life insurance when you have dependents, while insuring gadgets.
Buying policies under pressure at the bank counter without reading the fine print.
Not reading the exclusions. What a policy doesn't cover matters just as much as what it does.
Always picking the lowest deductible.
Keeping policies that no longer make sense out of sheer inertia.
Conclusion
Insurance is a tool to protect against financial ruin, not a savings account or a way to come out ahead. The question that brings order to everything is: What event could destroy my family's finances, and am I protected against it? This week, make a list of every insurance policy you pay for, along with its annual cost and what it covers. Next to it, write down any major risks that have no protection at all. That side-by-side comparison usually makes it obvious what to cut and what is missing.
References
- Sydnor, J. (2010). (Over)insuring modest risks. American Economic Journal: Applied Economics, 2(4), 177-199.
- Kahneman, D., & Tversky, A. (1979). Prospect theory: An analysis of decision under risk. Econometrica, 47(2), 263-291.
- Kunreuther, H., Pauly, M. V., & McMorrow, S. (2013). Insurance and Behavioral Economics: Improving Decisions in the Most Misunderstood Industry. Cambridge University Press.