100% of coffee is the second most valuable product in the international market after oil (Bosselmann, 2008).
El 100% del café es el segundo producto más valioso en el mercado internacional después del petróleo (Bosselmann, 2008).
Bosselmann, A. (2008). Using payments for environmental services to secure environmental services and livelihoods in coffee agroforests – A project portrayal. Scandinavian Forest Economics, 42, 421-440.