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Guides d'investissement

Evergreen explainers covering crypto and stocks — the concepts behind the live data, written in plain English. Each one is general education, not advice.

Fondamentaux

Crypto vs actions : en quoi les deux marchés diffèrent Trading hours, ownership, custody, volatility and regulation — where cryptocurrencies and equities part ways, and where they rhyme. 7 min read

Crypto

Comment lire la capitalisation d'une cryptomonnaie Why a low coin price is not "cheap", and how market cap, circulating supply and fully-diluted valuation fit together. 6 min read

Valorisation & indicateurs

Comprendre le ratio cours/bénéfice (PER) What the price-to-earnings ratio measures, the difference between trailing and forward, and the traps to avoid. 6 min read

Graphiques & analyse technique

Lire un graphique de prix : chandeliers, volume & fourchettes Open, high, low and close; what a candlestick shows; why volume matters; and how to read a 52-week range. 7 min read

Stratégie & risque

L'investissement programmé (DCA), expliqué Investing a fixed amount on a fixed schedule — how it works, what it does and does not solve, and a worked example. 6 min read Bases du dimensionnement des positions & de la gestion du risque The single idea behind surviving volatile markets: decide how much you can lose before you decide how much to buy. 7 min read

Comment tirer le meilleur parti de ces guides

The guides are deliberately short and practical. Read a concept, then put it to work against the live numbers elsewhere on the site — that is when an idea sticks.

Lisez le concept. Each guide explains one idea — what it measures and where it can mislead.
Vérifiez les termes. Unfamiliar term? The glossary has a quick definition.
Retrouvez-le dans les données. Spot the same metric live on the markets page, a coin or a stock.
Modélisez un scénario. Use a calculator to see how the numbers move — the results are illustrative, not predictions.

Looking for a quick definition rather than a full explainer? The glossary defines the crypto and stock-market terms used across the site. Prefer to apply the ideas? Our free calculators let you run the numbers, and the markets page shows the live data behind them.

Questions fréquentes

Ces guides conviennent-ils aux débutants ?

Yes. They are written in plain English and assume no background. If a term is new, the glossary defines it in a sentence or two.

Les guides couvrent-ils à la fois la crypto et les actions ?

They do. We treat the two markets side by side, because the underlying ideas often rhyme. A good starting point is how crypto and stocks differ.

S'agit-il d'un conseil en investissement ?

No. The guides are general education about how markets and metrics work — never a recommendation to buy or sell a specific asset. See our disclaimer.