Sample selection process
| Sample selection process | Dropped | Sample |
|---|---|---|
| All available observation in the CSMAR database with firm-identifying information from 2010 to 2018 | 24,932 | |
| Drop observations without water information disclosure | 16,902 | 8,030 |
| Drop observations in the financial industry | 430 | 7,600 |
| Drop observations without dependent variables or controls in the main regression model | 501 | 7,099 |
| Final sample | 7,099 |
| Sample selection process | Dropped | Sample |
|---|---|---|
| All available observation in the CSMAR database with firm-identifying information from 2010 to 2018 | 24,932 | |
| Drop observations without water information disclosure | 16,902 | 8,030 |
| Drop observations in the financial industry | 430 | 7,600 |
| Drop observations without dependent variables or controls in the main regression model | 501 | 7,099 |
| 7,099 |
Note(s): CSMAR database: China Stock Market and Accounting Research Database
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