Speculative bubble

An economic, financial or speculative bubble is formed when the level of trading Activités de marché
Trading opération d’achat et de vente de produits financiers (actions, futures, produits dérivés, options, warrants, etc.) réalisée dans l’espoir d’en tirer un profit à court terme -prices on a market (financial assets market, currency-exchange market, property market, raw materials market, etc.) settles well above the intrinsic (or fundamental) financial value of the goods or assets being exchanged. In such a situation, prices diverge from the usual economic valuation under the influence of buyers’ beliefs.