 Various versions of the theory suggest that this is either an inevitability (standard dependency theory), or use the theory to highlight the necessity for change (Neo-Marxist).As a level of analysis the unit level is often referred to as the state level, as it locates its explanation at the level of the state, rather than the international system.It is often considered that a state's form of government can dictate the way that a state interacts with others in the international relation.