TY - JOUR U1 - Zeitschriftenartikel, nicht wissenschaftlich A1 - Hermwille, Lukas A1 - Arens, Christof T1 - Quo vadis voluntary markets? : new Paris Agreement architecture puts business model to the test T2 - Carbon mechanisms review : I4C Special Y1 - 2018 SP - 16 EP - 17 ER -