Gaming in Air Pollution Data? Lessons from China
AbstractProtecting the environment during economic growth is a challenge facing every country. This paper focuses on two regulatory measures that China has adopted to incentivize air quality improvement: publishing a daily air pollution index (API) for major cities since 2000 and linking the API to performance evaluations of local governments. In particular, China defines a day with an API at or below 100 as a blue sky day. Starting in 2003, a city with at least 80% blue sky days in a calendar year (among other criteria) qualified for the “national environmental protection model city” award. This cutoff was increased to 85% in 2007. Using officially reported API data from 37 large cities during 2000-2009, we find a significant discontinuity at the threshold of 100 and this discontinuity is of a greater magnitude after 2003. Moreover, we find that the model cities were less likely to report API right above 100 when they were close to the targeted blue sky days in the fourth quarter of the year when or before they won the model city award. That being said, we also find significant correlation of API with two alternative measures of air pollution – namely visibility as reported by the China Meteorological Administration (CMA) and Aerosol Optical Depth (AOD), corrected for meteorological conditions, from NASA satellites. The discontinuity around 100 suggests that count of blue sky days could have been subject to data manipulation; nevertheless, API does contain useful information about air pollution.
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Bibliographic InfoPaper provided by National Bureau of Economic Research, Inc in its series NBER Working Papers with number 18729.
Date of creation: Jan 2013
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- D8 - Microeconomics - - Information, Knowledge, and Uncertainty
- H7 - Public Economics - - State and Local Government; Intergovernmental Relations
- I18 - Health, Education, and Welfare - - Health - - - Government Policy; Regulation; Public Health
- L3 - Industrial Organization - - Nonprofit Organizations and Public Enterprise
- L5 - Industrial Organization - - Regulation and Industrial Policy
This paper has been announced in the following NEP Reports:
- NEP-ALL-2013-02-03 (All new papers)
- NEP-ENE-2013-02-03 (Energy Economics)
- NEP-ENV-2013-02-03 (Environmental Economics)
- NEP-TRA-2013-02-03 (Transition Economics)
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- Joshua Graff Zivin & Matthew Neidell, 2013.
"Environment, Health, and Human Capital,"
NBER Working Papers
18935, National Bureau of Economic Research, Inc.
- Kostka, Genia, 2013. "China's evolving green planning system: Are targets the answer?," Frankfurt School - Working Paper Series 201, Frankfurt School of Finance and Management.
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