PURPOSE: A method and a system for price determination are provided to enable users to efficiently use a product or a service, thereby reducing a loss of products. CONSTITUTION: An information management unit(210) collects one or more pieces of information related to a product or a service from a provider device. A price determination unit(220) determines the urgency for provision of the product or the service based on the collected information. The price determination unit newly determines a price of the product or the service based on a beginning price and the determined urgency. [Reference numerals] (210) Information management unit; (220) Price determination unit; (240) Communication unit; (250) Control unit
