One of the quickest ways to misunderstand financial markets is to assume that good news should make prices rise and bad news should make them fall. If markets worked that neatly, investing would be considerably easier.

A company announces higher profits and its share price drops. Inflation remains high and bonds rally. An economy reports weak growth and equities rise. None of this is necessarily irrational.

The market is not responding to the headline in isolation. It is comparing what happened with what investors had already prepared themselves for.

Price is an argument about the future

Every market price contains assumptions. Investors are making judgments about future profits, interest rates, inflation, currencies, political risk and countless other variables. Those judgments are imperfect, but they are already embedded in the price before the next announcement arrives.

This changes the question I ask when looking at a market move. Instead of asking whether the news was positive, I want to know what the market expected and which assumption has just been challenged.

A business can grow earnings by 15 percent and disappoint investors who expected 25 percent. Another can report falling profits yet outperform expectations because investors feared something much worse. The direction of the number tells only part of the story. The gap between expectation and reality often tells the rest.

Interest rates change the price of patience

Interest rates sit underneath a remarkable number of financial decisions.

When relatively safe assets offer higher returns, investors have less reason to accept weak returns elsewhere. Borrowing becomes more expensive. Companies carrying significant debt feel the pressure. Households may reduce spending. Future corporate earnings are discounted more heavily when investors value them today.

This does not mean every asset automatically falls when rates rise. Markets are never that mechanical. What matters is why rates are changing, how quickly they are changing and whether the adjustment was already expected.

Earnings force stories to meet arithmetic

Markets love narratives. A new technology, a fast growing industry or an ambitious expansion strategy can attract capital long before the final economics are clear.

Eventually, however, a business has to produce something measurable. Revenue matters. Margins matter. Cash generation matters. The amount of capital required to produce that growth matters.

This is where earnings become particularly useful. They do not eliminate uncertainty, but they force investors to compare the story being told with the economics actually being produced.

Risk is also a price

Investors do not require the same return from every asset because they do not perceive every asset as equally uncertain. Political instability, weak liquidity, regulatory changes, currency exposure and financial stress can all alter the compensation investors demand.

When perceived risk rises, an asset can become cheaper even if its underlying business has not changed overnight. When confidence returns, the reverse can happen.

This is one reason valuation cannot be separated from context. A cheap asset may be mispriced. It may also be accurately reflecting a risk that is easy to overlook.

The market is constantly revising its answer

I do not think the useful lesson is that markets are always right. They clearly are not. Expectations can become excessive, narratives can overwhelm fundamentals and crowds can misjudge risk.

The more useful point is that prices are moving against an existing set of beliefs.

Once you understand that, market behaviour becomes less mysterious. The headline still matters, but the real question becomes sharper: what did investors believe yesterday, what do they believe now and what changed their minds?

That is where I would begin.