{"entity":{"iso2":"AT","iso3":"AUT","name":"Austria","slug":"austria"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"weighted-carbon-price-ets","source":"Dolphin and Merkle (2024) \u2013 with minor processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/weighted-carbon-price-ets","title":"Emissions-weighted carbon price in emissions trading systems","unit":"constant 2021 US$ per tonne of CO\u2082 equivalents"},"observations":[{"date":"1989-01-01","value":0.0},{"date":"1990-01-01","value":0.0},{"date":"1991-01-01","value":0.0},{"date":"1992-01-01","value":0.0},{"date":"1993-01-01","value":0.0},{"date":"1994-01-01","value":0.0},{"date":"1995-01-01","value":0.0},{"date":"1996-01-01","value":0.0},{"date":"1997-01-01","value":0.0},{"date":"1998-01-01","value":0.0},{"date":"1999-01-01","value":0.0},{"date":"2000-01-01","value":0.0},{"date":"2001-01-01","value":0.0},{"date":"2002-01-01","value":0.0},{"date":"2003-01-01","value":0.0},{"date":"2004-01-01","value":0.0},{"date":"2005-01-01","value":15.402},{"date":"2006-01-01","value":12.4417},{"date":"2007-01-01","value":0.462603},{"date":"2008-01-01","value":12.3229},{"date":"2009-01-01","value":8.42143},{"date":"2010-01-01","value":9.63015},{"date":"2011-01-01","value":8.83961},{"date":"2012-01-01","value":4.78863},{"date":"2013-01-01","value":2.72509},{"date":"2014-01-01","value":3.5167},{"date":"2015-01-01","value":4.24576},{"date":"2016-01-01","value":2.7778},{"date":"2017-01-01","value":3.00564},{"date":"2018-01-01","value":7.70166},{"date":"2019-01-01","value":12.4962},{"date":"2020-01-01","value":12.0479},{"date":"2021-01-01","value":25.2015},{"date":"2022-01-01","value":54.2261},{"date":"2023-01-01","value":54.4842},{"date":"2024-01-01","value":50.5279},{"date":"2025-01-01","value":53.9498}],"summary":{"latest_period":"2025-01-01","latest_value":53.9498,"max":54.4842,"mean":9.70852,"min":0.0,"of":200,"rank":2,"trend":"volatile"}}