Research Article

The Impact of Green Credit Guidelines on the Technological Innovation of Heavily Polluting Enterprises: A Quasi-Natural Experiment from China

Table 1

Variable definitions.

VariableVariable definition

TINumber of patents applied for, obtained, authorized, or accepted as of the end of the reporting period
TreatEquals 1 if the company discloses environmental and sustainable development information, otherwise 0
PostIndicates whether the observation is before or after promulgation of the Green Credit Guidelines policy; equals 0 from 2007 to 2011 and 1 from 2012 to 2016
DIDDifference in differences term; the product of the experimental variables and time variables
SALESSales ratio = sales revenue/total assets at the beginning of the year
LEVLiabilities to assets ratio = total liabilities at the end of the period/total assets at the end of the period
GROWTHSales revenue of the current year-sales revenue of the prior year/sales revenue of the prior year
ROAReturn on assets = EBIT/total assets at the end of the period
INDRNumber of independent directors/total number of board members
TOPHLDShareholding of the largest shareholder
SOEThe nature of the listed company; equals 1 for a state-owned enterprise, otherwise 0
DUALEquals 1 if the chairman and CEO are the same individual, otherwise 0
SIZEAsset size, measured as the natural logarithm of total assets at the end of the period
MKTIDXFan Gang marketization index
YearYear dummy variable
InduIndustry dummy variable
RegionRegional dummy variable

Source: created by the author.