Negotiations proceed differently across cultures. For realistic modeling of agents in multicultural negotiations, the agents must display culturally differentiated behavior. This paper presents an agent-based simulation model that tackles these challenges, based on Hofstede’s model of national cultures. The context is a trade network for goods with a hidden quality attribute. The negotiation model is based on the ABMP negotiation architecture and applies a utility function that includes market value, quality preference and risk attitude. The five dimensions of Hofstede’s model are the basis for the modification of ABMP parameters and weight factors in the utility function. The agents can observe each other’s group membership and status. Thi...