Examining the process of secondary state development in Iceland -- Environmental constraints and the development of an autonomous secondary state -- The Norwegian world system : hegemonic colonial secondary state formation -- Examining the economic dimensions of early Icelandic society : a proposed methodology for multiregional settlement pattern analysis -- The archaeological survey of Hjaltadalur and Viovikursveit -- From independent traders to dependent tenants : reflections of an economic landscape in Skagafjorour -- The formation of a synergistic secondary state in the Norse economic territory.