The purpose of the economic mission to Barcelona was to become acquainted with the specifics of the functioning and development of city markets in Barcelona. The mission was an attempt to establish economic cooperation between Łódź and Catalan economic entities. Marketplaces managers from Łódź got acquainted with the system of management, financing and functioning of Catalan marketplace. Marketplace managers from Łódź got acquainted with the system of management financing and functioning of Catalan marketplace. They had the opportunity to have talks with both city officials responsible for marketplace and representatives of trade associations. The model of functioning of marketplaces in Barcelona is a role model all over the world. Even representatives of New York come here for good practices. Barcelona manages over 40 markets scattered all over the city. Everything is done to ensure that citizens have access to the highest quality food products, in line with the principles of sustainable development policy.