Table 3 Definition of variables.
Type of variable | Symbol | Definition |
|---|---|---|
Dependent variable | Tq | (Market value of equity + Market value of net debt)/(Total assets at year-end – Net intangible assets – Net goodwill) |
ROA | Net profit as a percentage of average total assets for the year | |
Vcsr | Dummy variable, takes the value of 1 if listed companies voluntarily disclose CSR reports, and 0 otherwise. | |
TPA1-6 | 1–6 respectively indicates if corporations take part in industrial development, education, employment transfer, healthcare, ecological protection, basic living standards guarantee | |
Explanatory variable | Treatment1 | Dummy variable, takes the value of 1 if corporation participates in TPA from 2016 to 2018, and 0 otherwise. |
Treatment2 | Dummy variable, takes the value of 1 if corporation made monetary donations to TPA from 2016 to 2018, and 0 otherwise. | |
Treatment3 | Dummy variable, takes the value of 1 if corporation made resource donations to TPA from 2016 to 2018, and 0 otherwise. | |
Post | Takes the value of 1 if year is 2016 or later, and 0 otherwise. | |
Control variable | Lev | Total liabilities / Total assets |
Idr | Independent directors / Board of directors | |
Ctr | Shareholding ratio of the largest shareholder | |
Grow | (Amount of total operating revenues for the current year—amount of total operating revenues for the same period of the previous year) / (amount of total operating revenues for the same period of the previous year) | |
Ocf | Operating cash flow/total assets at end of period | |
Age | Cumulative years of operation from the year the company was listed to the year of observation | |
Size | Logarithm of total corporate assets | |
Analysts | Logarithm of analysts’ attention | |
Big4 | Takes the value of 1 if audited by Big 4, and 0 otherwise. | |
State | Takes the value of 1 if the ultimate controller is the government, and 0 otherwise. | |
Mb | Ratio of book value to market value of the company at the end of the year | |
Charity_ln | Natural logarithm of the total amount of corporate charitable donations apart from TPA inputs | |
Industry | Industry dummy variable, taking the first code of the China Securities Regulatory Commission’s 2012 “Industry Classification Guidelines for Listed Companies” | |
Year | Annual dummy variable |