On the Behavioural Relevance of Optional and Mandatory Impure Public Goods
Dirk Engelmann, Alistair Munro, Marieta Valente
Journal Of Economic Psychology, vol. 61, 2017, p. 134-144.

Re-scaling of Resource Governance as Institutional Change: The Case of Water Governance in Portugal
Andreas Thiel, Catrin Egerton
Journal Of Environmental Planning And Management, vol. 54, 2011, p. 383-402.

Who Controls Whom? Dynamics of Power Delegation and Agency Losses in EU Trade Politics
Eugénia da Conceição
Journal of Common Market Studies, vol. 48, 2010, p. 1107-1126.