Material wealth is determined by the amount of goods produced, and it depends on several factors, such as knowledge, social organization, and natural conditions, in addition to labor. Value, according to Marx, is only constituted by the expenditure of human labor time, and it is the dominant form of wealth under capitalism.” ###>La richesse matérielle est déterminée par la quantité de biens produite et elle dépend de nombreux facteurs, tels que le savoir, l’organisation sociale et les conditions naturelles, en plus du travail.