Table 2.

Characteristics of forms of interaction between NPGH arenas and GHG

Forms of interaction	Types	Actors	Ontologies	Mechanisms
	Formal/informal	State actors/non-state actors	Institutions/networks	Policy learning/elite networking
F1	Formal	State	Institutions	Learning
F2	Formal	Both	Institutions	Both
F3	Both	State	Clubs	Mostly learning
F4	Both	Both	Hubs	Both
F5	Transversal	Both	Articulations	Both