<table><thead><tr><th>VARIABLES</th><th>MEAN</th><th>SD</th><th>(1)</th><th>(2)</th><th>(3)</th><th>(4)</th><th>(5)</th><th>(6)</th><th>(8)</th><th>(9)</th><th>(10)</th><th>(11)</th><th>(12)</th><th>(13)</th></tr></thead><tbody><tr><td>(19) GREENER RAW MATERIALS/SOURCE REDUCTION (EPH_4)</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EPS</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>(20) ENVIRONMENTAL REPORTS (EPS_1)</td><td>3.223</td><td>1.553</td><td>0.343**</td><td>0.320**</td><td>0.171</td><td>0.083</td><td>0.295**</td><td>0.373**</td><td>0.275**</td><td>0.261**</td><td>0.087</td><td>0.116</td><td>0.500**</td><td>0.566**</td></tr><tr><td>(21) GREEN SPONSOR DONATIONS COLLABORATION (EPS_2)</td><td>3.078</td><td>1.446</td><td>0.350**</td><td>0.357**</td><td>0.149</td><td>0.044</td><td>0.330**</td><td>0.355**</td><td>0.287**</td><td>0.250*</td><td>0.184</td><td>0.211*</td><td>0.496**</td><td>0.431**</td></tr><tr><td>(22) SUPPLIERS SELECTION WITH GREEN CRITERIA (EPS_3)</td><td>3.311</td><td>1.455</td><td>0.332**</td><td>0.229*</td><td>0.047</td><td>0.018</td><td>0.207*</td><td>0.336**</td><td>0.287**</td><td>0.320**</td><td>0.181</td><td>0.251*</td><td>0.498**</td><td>0.406**</td></tr><tr><td>(23) ENVIRONMENTAL POLICY (EPS_4)</td><td>3.825</td><td>1.431</td><td>0.501**</td><td>0.502**</td><td>0.152</td><td>0.194*</td><td>0.471**</td><td>0.393**</td><td>0.354**</td><td>0.229*</td><td>0.153</td><td>0.142</td><td>0.661**</td><td>0.472**</td></tr><tr><td>(24) FULL-TIME EMPLOYEES FOR GREEN ISSUES (EPS_5)</td><td>3.165</td><td>1.597</td><td>0.482**</td><td>0.563**</td><td>0.266**</td><td>0.176</td><td>0.522**</td><td>0.504**</td><td>0.267**</td><td>0.216*</td><td>0.153</td><td>0.123</td><td>0.505**</td><td>0.364**</td></tr><tr><td>(25) LONG-TERM GREEN OBJECTIVES (EPS_6)</td><td>3.524</td><td>1.434</td><td>0.477**</td><td>0.530**</td><td>0.202*</td><td>0.121</td><td>0.495**</td><td>0.426**</td><td>0.287**</td><td>0.239*</td><td>0.117</td><td>0.170</td><td>0.545**</td><td>0.412**</td></tr><tr><td>(26) PLANNING FOR ENVIRONMENTAL EMERGENCIES (EPS_7)</td><td>3.728</td><td>1.542</td><td>0.566**</td><td>0.564**</td><td>0.118</td><td>0.282**</td><td>0.523**</td><td>0.422**</td><td>0.263**</td><td>0.238*</td><td>0.166</td><td>0.169</td><td>0.552**</td><td>0.383**</td></tr></tbody></table>

Abbreviations: EPH, environmental protection hardware; EPS, environmental protection software; GHRM, green human resource management; STK, stakeholder greening pressures.
*, p < .05.
**, p < .01.

## CONTROL VARIABLES

### STAKEHOLDERS

### GHRM SYSTEMS
<table><thead><tr><th></th><th>(14)</th><th>(15)</th><th>(16)</th><th>(17)</th><th>(18)</th><th>(19)</th><th>(20)</th><th>(21)</th><th>(22)</th><th>(23)</th><th>(24)</th><th>(25)</th></tr></thead><tbody><tr><td></td><td>1.000</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>0.644**</td><td>1.000</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td rowspan="5">EPH</td><td>0.429**</td><td>0.538**</td><td>1.000</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>0.397**</td><td>0.496**</td><td>0.613**</td><td>1.000</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>0.278**</td><td>0.362**</td><td>0.362**</td><td>0.568**</td><td>1.000</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>0.357**</td><td>0.473**</td><td>0.465**</td><td>0.643**</td><td>0.751**</td><td>1.000</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>0.492**</td><td>0.500**</td><td>0.571**</td><td>0.362**</td><td>0.474**</td><td>0.486**</td><td>1.000</td><td></td><td></td><td></td><td></td><td></td></tr><tr><td rowspan="7">EPS</td><td>0.367**</td><td>0.494**</td><td>0.638**</td><td>0.332**</td><td>0.453**</td><td>0.511**</td><td>0.671**</td><td>1.000</td><td></td><td></td><td></td><td></td></tr><tr><td>0.455**</td><td>0.577**</td><td>0.444**</td><td>0.513**</td><td>0.436**</td><td>0.642**</td><td>0.599**</td><td>0.589**</td><td>1.000</td><td></td><td></td><td></td></tr><tr><td>0.383**</td><td>0.558**</td><td>0.436**</td><td>0.466**</td><td>0.558**</td><td>0.583**</td><td>0.645**</td><td>0.641**</td><td>0.619**</td><td>1.000</td><td></td><td></td></tr><tr><td>0.376**</td><td>0.607**</td><td>0.550**</td><td>0.418**</td><td>0.413**</td><td>0.464**</td><td>0.671**</td><td>0.657**</td><td>0.663**</td><td>0.784**</td><td>1.000</td><td></td></tr><tr><td>0.393**</td><td>0.614**</td><td>0.535**</td><td>0.432**</td><td>0.441**</td><td>0.521**</td><td>0.720**</td><td>0.646**</td><td>0.712**</td><td>0.758**</td><td>0.870**</td><td>1.000</td></tr><tr><td>0.376**</td><td>0.630**</td><td>0.465**</td><td>0.459**</td><td>0.415**</td><td>0.402**</td><td>0.630**</td><td>0.509**</td><td>0.619**</td><td>0.746**</td><td>0.801**</td><td>0.800**</td></tr></tbody></table>

Abbreviations: EPH, environmental protection hardware; EPS, environmental protection software; GHRM, green human resource management; STK, stakeholder greening pressures.

* p < .05.

** p < .01.
<table><thead><tr><th></th><th>(14)</th><th>(15)</th><th>(16)</th><th>(17)</th><th>(18)</th><th>(19)</th><th>(20)</th><th>(21)</th><th>(22)</th><th>(23)</th><th>(24)</th><th>(25)</th></tr></thead><tbody><tr><td></td><td>1.000</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>0.644**</td><td>1.000</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td rowspan="5">EPH</td><td>0.429**</td><td>0.538**</td><td>1.000</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>0.397**</td><td>0.496**</td><td>0.613**</td><td>1.000</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>0.278**</td><td>0.362**</td><td>0.362**</td><td>0.568**</td><td>1.000</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>0.357**</td><td>0.473**</td><td>0.465**</td><td>0.643**</td><td>0.751**</td><td>1.000</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>0.492**</td><td>0.500**</td><td>0.571**</td><td>0.362**</td><td>0.474**</td><td>0.486**</td><td>1.000</td><td></td><td></td><td></td><td></td><td></td></tr><tr><td rowspan="7">EPS</td><td>0.367**</td><td>0.494**</td><td>0.638**</td><td>0.332**</td><td>0.453**</td><td>0.511**</td><td>0.671**</td><td>1.000</td><td></td><td></td><td></td><td></td></tr><tr><td>0.455**</td><td>0.577**</td><td>0.444**</td><td>0.513**</td><td>0.436**</td><td>0.642**</td><td>0.599**</td><td>0.589**</td><td>1.000</td><td></td><td></td><td></td></tr><tr><td>0.383**</td><td>0.558**</td><td>0.436**</td><td>0.466**</td><td>0.558**</td><td>0.583**</td><td>0.645**</td><td>0.641**</td><td>0.619**</td><td>1.000</td><td></td><td></td></tr><tr><td>0.376**</td><td>0.607**</td><td>0.550**</td><td>0.418**</td><td>0.413**</td><td>0.464**</td><td>0.671**</td><td>0.657**</td><td>0.663**</td><td>0.784**</td><td>1.000</td><td></td></tr><tr><td>0.393**</td><td>0.614**</td><td>0.535**</td><td>0.432**</td><td>0.441**</td><td>0.521**</td><td>0.720**</td><td>0.646**</td><td>0.712**</td><td>0.758**</td><td>0.870**</td><td>1.000</td></tr><tr><td>0.376**</td><td>0.630**</td><td>0.465**</td><td>0.459**</td><td>0.415**</td><td>0.402**</td><td>0.630**</td><td>0.509**</td><td>0.619**</td><td>0.746**</td><td>0.801**</td><td>0.800**</td></tr></tbody></table>

Abbreviations: EPH, environmental protection hardware; EPS, environmental protection software; GHRM, green human resource management; STK, stakeholder greening pressures.

* p < .05.

** p < .01.
APPENDIX B: Questionnaire and descriptive statistics

1. How intense is the following stakeholder's pressure on your firm to adopt green practices?

<table><thead><tr><th>Stakeholder</th><th>1. No pressure</th><th>2. Low pressure</th><th>3. Medium pressure</th><th>4. Strong pressure</th><th>5. Very strong pressure</th><th>Mean</th><th>Standard deviation</th></tr></thead><tbody><tr><td>Clients/customers</td><td></td><td></td><td></td><td></td><td></td><td>3.02</td><td>1.17</td></tr><tr><td>Government</td><td></td><td></td><td></td><td></td><td></td><td>3.08</td><td>1.15</td></tr><tr><td>Shareholders</td><td></td><td></td><td></td><td></td><td></td><td>3.17</td><td>1.07</td></tr><tr><td>Employees</td><td></td><td></td><td></td><td></td><td></td><td>2.50</td><td>1.00</td></tr><tr><td>Civil society, non-governmental organizations</td><td></td><td></td><td></td><td></td><td></td><td>2.47</td><td>1.17</td></tr><tr><td>Media</td><td></td><td></td><td></td><td></td><td></td><td>2.58</td><td>1.13</td></tr></tbody></table>

2. What is the level of support in your firm for each of the following green human resource practices for environmental protection?

<table><thead><tr><th>Human resource practice</th><th>1. No support</th><th>2. Low support</th><th>3. Medium support</th><th>4. Strong support</th><th>5. Very strong support</th><th>Mean</th><th>Standard deviation</th></tr></thead><tbody><tr><td>Green training</td><td></td><td></td><td></td><td></td><td></td><td>3.21</td><td>1.04</td></tr><tr><td>Performance assessment considering green issues</td><td></td><td></td><td></td><td></td><td></td><td>2.74</td><td>1.05</td></tr><tr><td>Green rewards (based on green performance)</td><td></td><td></td><td></td><td></td><td></td><td>2.20</td><td>1.00</td></tr><tr><td>Green teams to address environmental problems</td><td></td><td></td><td></td><td></td><td></td><td>2.91</td><td>1.16</td></tr></tbody></table>
APPENDIX B: Questionnaire and descriptive statistics

1. How intense is the following stakeholder's pressure on your firm to adopt green practices?

<table><thead><tr><th>Stakeholder</th><th>1. No pressure</th><th>2. Low pressure</th><th>3. Medium pressure</th><th>4. Strong pressure</th><th>5. Very strong pressure</th><th>Mean</th><th>Standard deviation</th></tr></thead><tbody><tr><td>Clients/customers</td><td></td><td></td><td></td><td></td><td></td><td>3.02</td><td>1.17</td></tr><tr><td>Government</td><td></td><td></td><td></td><td></td><td></td><td>3.08</td><td>1.15</td></tr><tr><td>Shareholders</td><td></td><td></td><td></td><td></td><td></td><td>3.17</td><td>1.07</td></tr><tr><td>Employees</td><td></td><td></td><td></td><td></td><td></td><td>2.50</td><td>1.00</td></tr><tr><td>Civil society, non-governmental organizations</td><td></td><td></td><td></td><td></td><td></td><td>2.47</td><td>1.17</td></tr><tr><td>Media</td><td></td><td></td><td></td><td></td><td></td><td>2.58</td><td>1.13</td></tr></tbody></table>

2. What is the level of support in your firm for each of the following green human resource practices for environmental protection?

<table><thead><tr><th>Human resource practice</th><th>1. No support</th><th>2. Low support</th><th>3. Medium support</th><th>4. Strong support</th><th>5. Very strong support</th><th>Mean</th><th>Standard deviation</th></tr></thead><tbody><tr><td>Green training</td><td></td><td></td><td></td><td></td><td></td><td>3.21</td><td>1.04</td></tr><tr><td>Performance assessment considering green issues</td><td></td><td></td><td></td><td></td><td></td><td>2.74</td><td>1.05</td></tr><tr><td>Green rewards (based on green performance)</td><td></td><td></td><td></td><td></td><td></td><td>2.20</td><td>1.00</td></tr><tr><td>Green teams to address environmental problems</td><td></td><td></td><td></td><td></td><td></td><td>2.91</td><td>1.16</td></tr></tbody></table>
<figure><img src="image_14.png" /></figure>

3. What is the level of implementation of each of the following green practices in your firm?

<table><thead><tr><th>Green practice</th><th>1. None</th><th>2. Starting</th><th>3. Medium</th><th>4. Advanced</th><th>5. Fully implemented</th><th>Mean</th><th>Standard deviation</th></tr></thead><tbody><tr><td>Elaboration of environmental/sustainability reports</td><td></td><td></td><td></td><td></td><td></td><td>3.22</td><td>1.54</td></tr><tr><td>Participation in environmental campaigns/support for environmental events</td><td></td><td></td><td></td><td></td><td></td><td>3.08</td><td>1.43</td></tr><tr><td>Green marketing</td><td></td><td></td><td></td><td></td><td></td><td>2.80</td><td>1.31</td></tr><tr><td>Disclosure of environmental information to stakeholders (e.g., website)</td><td></td><td></td><td></td><td></td><td></td><td>N/A*</td><td>N/A*</td></tr><tr><td>Green product research &amp; development/eco-design</td><td></td><td></td><td></td><td></td><td></td><td>2.94</td><td>1.36</td></tr><tr><td>Green production process/technology</td><td></td><td></td><td></td><td></td><td></td><td>3.52</td><td>1.13</td></tr><tr><td>Greener raw materials/source reduction</td><td></td><td></td><td></td><td></td><td></td><td>3.36</td><td>1.32</td></tr><tr><td>Selecting suppliers based on green criteria</td><td></td><td></td><td></td><td></td><td></td><td>3.31</td><td>1.44</td></tr><tr><td>Environmental policy</td><td></td><td></td><td></td><td></td><td></td><td>3.83</td><td>1.42</td></tr><tr><td>Full-time employees to deal with green issues</td><td></td><td></td><td></td><td></td><td></td><td>3.31</td><td>1.44</td></tr><tr><td>Long-term green objectives</td><td></td><td></td><td></td><td></td><td></td><td>3.22</td><td>1.54</td></tr><tr><td>There are plans for environmental emergencies</td><td></td><td></td><td></td><td></td><td></td><td>3.83</td><td>1.42</td></tr></tbody></table>
<figure><img src="image_12.png" /></figure>

3. What is the level of implementation of each of the following green practices in your firm?

<table><thead><tr><th>Green practice</th><th>1. None</th><th>2. Starting</th><th>3. Medium</th><th>4. Advanced</th><th>5. Fully implemented</th><th>Mean</th><th>Standard deviation</th></tr></thead><tbody><tr><td>Elaboration of environmental/sustainability reports</td><td></td><td></td><td></td><td></td><td></td><td>3.22</td><td>1.54</td></tr><tr><td>Participation in environmental campaigns/support for environmental events</td><td></td><td></td><td></td><td></td><td></td><td>3.08</td><td>1.43</td></tr><tr><td>Green marketing</td><td></td><td></td><td></td><td></td><td></td><td>2.80</td><td>1.31</td></tr><tr><td>Disclosure of environmental information to stakeholders (e.g., website)</td><td></td><td></td><td></td><td></td><td></td><td>N/A*</td><td>N/A*</td></tr><tr><td>Green product research &amp; development/eco-design</td><td></td><td></td><td></td><td></td><td></td><td>2.94</td><td>1.36</td></tr><tr><td>Green production process/technology</td><td></td><td></td><td></td><td></td><td></td><td>3.52</td><td>1.13</td></tr><tr><td>Greener raw materials/source reduction</td><td></td><td></td><td></td><td></td><td></td><td>3.36</td><td>1.32</td></tr><tr><td>Selecting suppliers based on green criteria</td><td></td><td></td><td></td><td></td><td></td><td>3.31</td><td>1.44</td></tr><tr><td>Environmental policy</td><td></td><td></td><td></td><td></td><td></td><td>3.83</td><td>1.42</td></tr><tr><td>Full-time employees to deal with green issues</td><td></td><td></td><td></td><td></td><td></td><td>3.31</td><td>1.44</td></tr><tr><td>Long-term green objectives</td><td></td><td></td><td></td><td></td><td></td><td>3.22</td><td>1.54</td></tr><tr><td>There are plans for environmental emergencies</td><td></td><td></td><td></td><td></td><td></td><td>3.83</td><td>1.42</td></tr></tbody></table>