From stick to carrot in the environment (concerns economic instruments) Author Barde J.P., Opschoor, J.B. Journal/Series OECD Observer | No. 186; 23 - 27; 5 p. Date 1994 Source IUCN (ID: ANA-051118) Publisher | Place of publication OECD | Paris, France Language English Field of application International Subject Environment gen. Keyword Subsidy/incentive