Summary statistics
| Full sample (n = 27,847) | Developed countries (n = 23,025) | Developing countries (n = 4,822) | Univariate test (t-test statistics to test mean difference) Ha: A ≠ B | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Variable | Mean | Std. dev. | Min | Max | (A) Mean | Std. dev. | (B) Mean | Std. dev. | (A – B) difference | t-value |
| Panel A: Summary statistics and univariate analysis | ||||||||||
| Ln(EnvDisclosure) | −0.190 | 0.615 | −0.668 | 1.297 | −0.196 | 0.611 | −0.158 | 0.632 | −0.038*** | −3.838 |
| BioDiversity_indicator | 0.172 | 0.378 | 0.000 | 1.000 | 0.166 | 0.372 | 0.204 | 0.403 | −0.039*** | −6.166 |
| ClimateChange_indicator | 0.327 | 0.469 | 0.000 | 1.000 | 0.332 | 0.471 | 0.300 | 0.458 | 0.032*** | 4.397 |
| Env_Investments_indicator | 0.139 | 0.346 | 0.000 | 1.000 | 0.132 | 0.338 | 0.174 | 0.379 | −0.042*** | −7.097 |
| SpillImpactReduction_indicator | 0.063 | 0.243 | 0.000 | 1.000 | 0.063 | 0.243 | 0.064 | 0.245 | −0.001 | −0.372 |
| Ln(StateOwn(%)) | 0.191 | 0.783 | 0.000 | 4.025 | 0.105 | 0.574 | 0.604 | 1.328 | −0.500*** | −25.629 |
| Ln(InstitutionalOwn(%)) | 1.152 | 1.287 | 0.000 | 3.714 | 1.278 | 1.299 | 0.546 | 1.029 | 0.732*** | 42.810 |
| FirmSize (lnTotalAssets) | 15.611 | 1.608 | 9.312 | 19.778 | 15.567 | 1.618 | 15.822 | 1.545 | −0.255*** | −10.335 |
| Leverage (lnDebttoEquity) | 3.765 | 1.574 | 0.000 | 7.204 | 3.765 | 1.593 | 3.762 | 1.483 | 0.003 | 0.142 |
| ROE (lnROE) | 2.596 | 0.845 | −4.605 | 4.636 | 2.590 | 0.854 | 2.624 | 0.797 | −0.035*** | −2.705 |
| CFO (lnCFO) | 12.998 | 1.515 | 0.000 | 16.424 | 12.970 | 1.521 | 13.135 | 1.477 | −0.165*** | −7.0188 |
| Reputation_Monitoring_indicator | 0.204 | 0.403 | 0.000 | 1.000 | 0.188 | 0.391 | 0.283 | 0.451 | −0.095*** | −13.618 |
| CEO_Comp_Link_indicator | 0.377 | 0.485 | 0.000 | 1.000 | 0.443 | 0.497 | 0.061 | 0.240 | 0.382*** | 80.218 |
| CEO_BoardMem_indicator | 0.866 | 0.340 | 0.000 | 1.000 | 0.873 | 0.333 | 0.836 | 0.370 | 0.037*** | 6.354 |
| CG_Comm_indicator | 0.458 | 0.498 | 0.000 | 1.000 | 0.509 | 0.500 | 0.215 | 0.411 | 0.294*** | 43.387 |
| CSR_Comm_indicator | 0.428 | 0.495 | 0.000 | 1.000 | 0.423 | 0.494 | 0.453 | 0.498 | −0.030 | 3.781 |
| Ln(CloselyHeldShares(%)) | 2.476 | 1.423 | 0.020 | 4.529 | 2.250 | 1.389 | 3.553 | 1.036 | −1.304*** | −74.477 |
| Full sample ( | Developed countries ( | Developing countries ( | Univariate test ( | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Variable | Mean | Std. dev. | Min | Max | (A) Mean | Std. dev. | (B) Mean | Std. dev. | (A – B) difference | |
| −0.190 | 0.615 | −0.668 | 1.297 | −0.196 | 0.611 | −0.158 | 0.632 | −0.038 | −3.838 | |
| 0.172 | 0.378 | 0.000 | 1.000 | 0.166 | 0.372 | 0.204 | 0.403 | −0.039 | −6.166 | |
| 0.327 | 0.469 | 0.000 | 1.000 | 0.332 | 0.471 | 0.300 | 0.458 | 0.032 | 4.397 | |
| 0.139 | 0.346 | 0.000 | 1.000 | 0.132 | 0.338 | 0.174 | 0.379 | −0.042 | −7.097 | |
| 0.063 | 0.243 | 0.000 | 1.000 | 0.063 | 0.243 | 0.064 | 0.245 | −0.001 | −0.372 | |
| 0.191 | 0.783 | 0.000 | 4.025 | 0.105 | 0.574 | 0.604 | 1.328 | −0.500 | −25.629 | |
| 1.152 | 1.287 | 0.000 | 3.714 | 1.278 | 1.299 | 0.546 | 1.029 | 0.732 | 42.810 | |
| 15.611 | 1.608 | 9.312 | 19.778 | 15.567 | 1.618 | 15.822 | 1.545 | −0.255 | −10.335 | |
| 3.765 | 1.574 | 0.000 | 7.204 | 3.765 | 1.593 | 3.762 | 1.483 | 0.003 | 0.142 | |
| 2.596 | 0.845 | −4.605 | 4.636 | 2.590 | 0.854 | 2.624 | 0.797 | −0.035 | −2.705 | |
| 12.998 | 1.515 | 0.000 | 16.424 | 12.970 | 1.521 | 13.135 | 1.477 | −0.165 | −7.0188 | |
| 0.204 | 0.403 | 0.000 | 1.000 | 0.188 | 0.391 | 0.283 | 0.451 | −0.095 | −13.618 | |
| 0.377 | 0.485 | 0.000 | 1.000 | 0.443 | 0.497 | 0.061 | 0.240 | 0.382 | 80.218 | |
| 0.866 | 0.340 | 0.000 | 1.000 | 0.873 | 0.333 | 0.836 | 0.370 | 0.037 | 6.354 | |
| 0.458 | 0.498 | 0.000 | 1.000 | 0.509 | 0.500 | 0.215 | 0.411 | 0.294 | 43.387 | |
| 0.428 | 0.495 | 0.000 | 1.000 | 0.423 | 0.494 | 0.453 | 0.498 | −0.030 | 3.781 | |
| 2.476 | 1.423 | 0.020 | 4.529 | 2.250 | 1.389 | 3.553 | 1.036 | −1.304 | −74.477 | |
| Panel B: Mean values of environmental disclosures by countries | |||||
| Countries | Ln(EnvDisclosure) | BioDiversity | ClimateChange | Env_Investments | SpillImpactReduction |
| Argentina | −0.539 | 0.125 | 0.000 | 0.000 | 0.000 |
| Australia | −0.275 | 0.151 | 0.295 | 0.066 | 0.031 |
| Austria | −0.150 | 0.171 | 0.393 | 0.154 | 0.111 |
| Bahrain | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Belgium | −0.200 | 0.106 | 0.229 | 0.234 | 0.138 |
| Bermuda | −0.448 | 0.064 | 0.165 | 0.052 | 0.004 |
| Brazil | 0.168 | 0.351 | 0.479 | 0.372 | 0.100 |
| Canada | −0.142 | 0.197 | 0.340 | 0.100 | 0.146 |
| Cayman Islands | −0.550 | 0.038 | 0.036 | 0.072 | 0.000 |
| Chile | −0.166 | 0.215 | 0.198 | 0.256 | 0.058 |
| China | −0.334 | 0.155 | 0.135 | 0.094 | 0.028 |
| Colombia | 0.222 | 0.490 | 0.431 | 0.294 | 0.196 |
| Curaçao | 0.139 | 0.000 | 0.692 | 0.538 | 0.000 |
| Cyprus | −0.211 | 0.000 | 0.286 | 0.357 | 0.000 |
| Czech Republic | −0.109 | 0.355 | 0.194 | 0.355 | 0.000 |
| Denmark | −0.066 | 0.152 | 0.573 | 0.090 | 0.067 |
| Egypt | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Finland | −0.056 | 0.175 | 0.539 | 0.175 | 0.019 |
| France | 0.278 | 0.473 | 0.585 | 0.289 | 0.079 |
| Germany | −0.070 | 0.214 | 0.455 | 0.129 | 0.033 |
| Gibraltar | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Greece | −0.358 | 0.141 | 0.141 | 0.156 | 0.063 |
| Guernsey | −0.514 | 0.000 | 0.200 | 0.000 | 0.000 |
| Hong Kong | −0.275 | 0.129 | 0.282 | 0.105 | 0.069 |
| Hungary | 0.747 | 0.680 | 0.680 | 0.600 | 0.360 |
| Iceland | −0.558 | 0.000 | 0.143 | 0.000 | 0.000 |
| India | 0.120 | 0.367 | 0.381 | 0.311 | 0.145 |
| Indonesia | −0.321 | 0.152 | 0.087 | 0.022 | 0.174 |
| Ireland | −0.264 | 0.082 | 0.358 | 0.085 | 0.065 |
| Isle of Man | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Israel | −0.353 | 0.066 | 0.226 | 0.189 | 0.000 |
| Italy | 0.020 | 0.257 | 0.433 | 0.336 | 0.104 |
| Japan | −0.192 | 0.167 | 0.225 | 0.222 | 0.062 |
| Jersey | −0.043 | 0.130 | 0.565 | 0.022 | 0.174 |
| Jordan | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Kenya | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Kuwait | −0.568 | 0.056 | 0.056 | 0.000 | 0.000 |
| Liberia | −0.007 | 0.000 | 0.750 | 0.167 | 0.000 |
| Luxembourg | −0.290 | 0.156 | 0.219 | 0.203 | 0.000 |
| Malaysia | −0.101 | 0.333 | 0.188 | 0.114 | 0.110 |
| Malta | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Marshall Islands | −0.060 | 0.000 | 0.571 | 0.000 | 0.286 |
| Mauritius | 0.298 | 0.800 | 0.200 | 0.100 | 0.000 |
| Mexico | 0.121 | 0.446 | 0.289 | 0.339 | 0.107 |
| Morocco | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| The Netherlands | −0.079 | 0.235 | 0.411 | 0.144 | 0.085 |
| New Zealand | −0.225 | 0.198 | 0.284 | 0.107 | 0.066 |
| Nigeria | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Norway | 0.058 | 0.312 | 0.597 | 0.071 | 0.071 |
| Oman | −0.470 | 0.000 | 0.258 | 0.000 | 0.000 |
| Pakistan | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Panama | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Papua New Guinea | 0.456 | 0.909 | 0.545 | 0.000 | 0.000 |
| Peru | −0.321 | 0.304 | 0.043 | 0.043 | 0.000 |
| Philippines | −0.173 | 0.248 | 0.408 | 0.025 | 0.000 |
| Poland | −0.201 | 0.216 | 0.081 | 0.243 | 0.189 |
| Portugal | 0.312 | 0.500 | 0.635 | 0.292 | 0.177 |
| Qatar | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Republic of Korea | −0.044 | 0.142 | 0.502 | 0.236 | 0.052 |
| Romania | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Russian Federation | 0.031 | 0.323 | 0.236 | 0.315 | 0.276 |
| Saudi Arabia | −0.174 | 0.133 | 0.133 | 0.311 | 0.156 |
| Singapore | −0.431 | 0.085 | 0.174 | 0.033 | 0.022 |
| South Africa | 0.007 | 0.254 | 0.534 | 0.102 | 0.076 |
| Spain | 0.369 | 0.497 | 0.591 | 0.353 | 0.259 |
| Sri Lanka | 0.402 | 0.500 | 1.000 | 0.000 | 0.000 |
| Sweden | −0.117 | 0.122 | 0.484 | 0.164 | 0.013 |
| Switzerland | −0.224 | 0.120 | 0.332 | 0.136 | 0.031 |
| Taiwan | −0.245 | 0.076 | 0.356 | 0.161 | 0.015 |
| Thailand | −0.068 | 0.355 | 0.250 | 0.250 | 0.079 |
| Turkey | 0.073 | 0.321 | 0.500 | 0.208 | 0.000 |
| United Arab Emirates | −0.377 | 0.154 | 0.000 | 0.231 | 0.000 |
| UK | −0.155 | 0.183 | 0.395 | 0.110 | 0.048 |
| USA | −0.304 | 0.109 | 0.288 | 0.090 | 0.051 |
| Virgin Islands (British) | 0.233 | 0.875 | 0.000 | 0.000 | 0.000 |
| Panel C: Mean values of environmental disclosures by years – developed versus developing countries | |||||
| Developed countries | |||||
| 2002 | −0.486 | 0.093 | 0.064 | 0.058 | 0.024 |
| 2003 | −0.484 | 0.087 | 0.077 | 0.059 | 0.020 |
| 2004 | −0.518 | 0.061 | 0.062 | 0.041 | 0.030 |
| 2005 | −0.469 | 0.073 | 0.108 | 0.044 | 0.037 |
| 2006 | −0.438 | 0.081 | 0.148 | 0.048 | 0.031 |
| 2007 | −0.245 | 0.143 | 0.294 | 0.096 | 0.063 |
| 2008 | −0.134 | 0.182 | 0.344 | 0.166 | 0.089 |
| 2009 | −0.101 | 0.179 | 0.401 | 0.180 | 0.087 |
| 2010 | −0.063 | 0.193 | 0.448 | 0.181 | 0.079 |
| 2011 | −0.022 | 0.220 | 0.467 | 0.203 | 0.087 |
| 2012 | −0.011 | 0.224 | 0.482 | 0.200 | 0.086 |
| 2013 | −0.052 | 0.208 | 0.463 | 0.167 | 0.090 |
| 2014 | −0.059 | 0.214 | 0.458 | 0.164 | 0.079 |
| 2015 | −0.207 | 0.170 | 0.334 | 0.121 | 0.050 |
| 2016 | −0.228 | 0.166 | 0.311 | 0.117 | 0.046 |
| 2017 | −0.218 | 0.173 | 0.322 | 0.112 | 0.048 |
| Mean | −0.234 | 0.154 | 0.299 | 0.122 | 0.059 |
| Developing counties | |||||
| 2002 | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| 2003 | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| 2004 | −0.530 | 0.026 | 0.051 | 0.051 | 0.026 |
| 2005 | −0.530 | 0.020 | 0.102 | 0.020 | 0.020 |
| 2006 | −0.541 | 0.018 | 0.123 | 0.018 | 0.018 |
| 2007 | −0.240 | 0.150 | 0.300 | 0.100 | 0.050 |
| 2008 | −0.212 | 0.164 | 0.220 | 0.170 | 0.088 |
| 2009 | −0.206 | 0.158 | 0.258 | 0.181 | 0.085 |
| 2010 | −0.188 | 0.161 | 0.317 | 0.157 | 0.063 |
| 2011 | −0.149 | 0.194 | 0.318 | 0.196 | 0.062 |
| 2012 | −0.118 | 0.207 | 0.339 | 0.192 | 0.073 |
| 2013 | −0.116 | 0.211 | 0.329 | 0.195 | 0.075 |
| 2014 | −0.109 | 0.240 | 0.336 | 0.173 | 0.069 |
| 2015 | −0.166 | 0.225 | 0.276 | 0.167 | 0.064 |
| 2016 | −0.115 | 0.261 | 0.303 | 0.178 | 0.060 |
| 2017 | −0.143 | 0.222 | 0.298 | 0.185 | 0.050 |
| Mean | −0.294 | 0.141 | 0.223 | 0.124 | 0.050 |
| Countries | Ln(EnvDisclosure) | BioDiversity | ClimateChange | Env_Investments | SpillImpactReduction |
| Argentina | −0.539 | 0.125 | 0.000 | 0.000 | 0.000 |
| Australia | −0.275 | 0.151 | 0.295 | 0.066 | 0.031 |
| Austria | −0.150 | 0.171 | 0.393 | 0.154 | 0.111 |
| Bahrain | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Belgium | −0.200 | 0.106 | 0.229 | 0.234 | 0.138 |
| Bermuda | −0.448 | 0.064 | 0.165 | 0.052 | 0.004 |
| Brazil | 0.168 | 0.351 | 0.479 | 0.372 | 0.100 |
| Canada | −0.142 | 0.197 | 0.340 | 0.100 | 0.146 |
| Cayman Islands | −0.550 | 0.038 | 0.036 | 0.072 | 0.000 |
| Chile | −0.166 | 0.215 | 0.198 | 0.256 | 0.058 |
| China | −0.334 | 0.155 | 0.135 | 0.094 | 0.028 |
| Colombia | 0.222 | 0.490 | 0.431 | 0.294 | 0.196 |
| Curaçao | 0.139 | 0.000 | 0.692 | 0.538 | 0.000 |
| Cyprus | −0.211 | 0.000 | 0.286 | 0.357 | 0.000 |
| Czech Republic | −0.109 | 0.355 | 0.194 | 0.355 | 0.000 |
| Denmark | −0.066 | 0.152 | 0.573 | 0.090 | 0.067 |
| Egypt | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Finland | −0.056 | 0.175 | 0.539 | 0.175 | 0.019 |
| France | 0.278 | 0.473 | 0.585 | 0.289 | 0.079 |
| Germany | −0.070 | 0.214 | 0.455 | 0.129 | 0.033 |
| Gibraltar | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Greece | −0.358 | 0.141 | 0.141 | 0.156 | 0.063 |
| Guernsey | −0.514 | 0.000 | 0.200 | 0.000 | 0.000 |
| Hong Kong | −0.275 | 0.129 | 0.282 | 0.105 | 0.069 |
| Hungary | 0.747 | 0.680 | 0.680 | 0.600 | 0.360 |
| Iceland | −0.558 | 0.000 | 0.143 | 0.000 | 0.000 |
| India | 0.120 | 0.367 | 0.381 | 0.311 | 0.145 |
| Indonesia | −0.321 | 0.152 | 0.087 | 0.022 | 0.174 |
| Ireland | −0.264 | 0.082 | 0.358 | 0.085 | 0.065 |
| Isle of Man | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Israel | −0.353 | 0.066 | 0.226 | 0.189 | 0.000 |
| Italy | 0.020 | 0.257 | 0.433 | 0.336 | 0.104 |
| Japan | −0.192 | 0.167 | 0.225 | 0.222 | 0.062 |
| Jersey | −0.043 | 0.130 | 0.565 | 0.022 | 0.174 |
| Jordan | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Kenya | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Kuwait | −0.568 | 0.056 | 0.056 | 0.000 | 0.000 |
| Liberia | −0.007 | 0.000 | 0.750 | 0.167 | 0.000 |
| Luxembourg | −0.290 | 0.156 | 0.219 | 0.203 | 0.000 |
| Malaysia | −0.101 | 0.333 | 0.188 | 0.114 | 0.110 |
| Malta | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Marshall Islands | −0.060 | 0.000 | 0.571 | 0.000 | 0.286 |
| Mauritius | 0.298 | 0.800 | 0.200 | 0.100 | 0.000 |
| Mexico | 0.121 | 0.446 | 0.289 | 0.339 | 0.107 |
| Morocco | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| The Netherlands | −0.079 | 0.235 | 0.411 | 0.144 | 0.085 |
| New Zealand | −0.225 | 0.198 | 0.284 | 0.107 | 0.066 |
| Nigeria | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Norway | 0.058 | 0.312 | 0.597 | 0.071 | 0.071 |
| Oman | −0.470 | 0.000 | 0.258 | 0.000 | 0.000 |
| Pakistan | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Panama | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Papua New Guinea | 0.456 | 0.909 | 0.545 | 0.000 | 0.000 |
| Peru | −0.321 | 0.304 | 0.043 | 0.043 | 0.000 |
| Philippines | −0.173 | 0.248 | 0.408 | 0.025 | 0.000 |
| Poland | −0.201 | 0.216 | 0.081 | 0.243 | 0.189 |
| Portugal | 0.312 | 0.500 | 0.635 | 0.292 | 0.177 |
| Qatar | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Republic of Korea | −0.044 | 0.142 | 0.502 | 0.236 | 0.052 |
| Romania | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| Russian Federation | 0.031 | 0.323 | 0.236 | 0.315 | 0.276 |
| Saudi Arabia | −0.174 | 0.133 | 0.133 | 0.311 | 0.156 |
| Singapore | −0.431 | 0.085 | 0.174 | 0.033 | 0.022 |
| South Africa | 0.007 | 0.254 | 0.534 | 0.102 | 0.076 |
| Spain | 0.369 | 0.497 | 0.591 | 0.353 | 0.259 |
| Sri Lanka | 0.402 | 0.500 | 1.000 | 0.000 | 0.000 |
| Sweden | −0.117 | 0.122 | 0.484 | 0.164 | 0.013 |
| Switzerland | −0.224 | 0.120 | 0.332 | 0.136 | 0.031 |
| Taiwan | −0.245 | 0.076 | 0.356 | 0.161 | 0.015 |
| Thailand | −0.068 | 0.355 | 0.250 | 0.250 | 0.079 |
| Turkey | 0.073 | 0.321 | 0.500 | 0.208 | 0.000 |
| United Arab Emirates | −0.377 | 0.154 | 0.000 | 0.231 | 0.000 |
| UK | −0.155 | 0.183 | 0.395 | 0.110 | 0.048 |
| USA | −0.304 | 0.109 | 0.288 | 0.090 | 0.051 |
| Virgin Islands (British) | 0.233 | 0.875 | 0.000 | 0.000 | 0.000 |
| 2002 | −0.486 | 0.093 | 0.064 | 0.058 | 0.024 |
| 2003 | −0.484 | 0.087 | 0.077 | 0.059 | 0.020 |
| 2004 | −0.518 | 0.061 | 0.062 | 0.041 | 0.030 |
| 2005 | −0.469 | 0.073 | 0.108 | 0.044 | 0.037 |
| 2006 | −0.438 | 0.081 | 0.148 | 0.048 | 0.031 |
| 2007 | −0.245 | 0.143 | 0.294 | 0.096 | 0.063 |
| 2008 | −0.134 | 0.182 | 0.344 | 0.166 | 0.089 |
| 2009 | −0.101 | 0.179 | 0.401 | 0.180 | 0.087 |
| 2010 | −0.063 | 0.193 | 0.448 | 0.181 | 0.079 |
| 2011 | −0.022 | 0.220 | 0.467 | 0.203 | 0.087 |
| 2012 | −0.011 | 0.224 | 0.482 | 0.200 | 0.086 |
| 2013 | −0.052 | 0.208 | 0.463 | 0.167 | 0.090 |
| 2014 | −0.059 | 0.214 | 0.458 | 0.164 | 0.079 |
| 2015 | −0.207 | 0.170 | 0.334 | 0.121 | 0.050 |
| 2016 | −0.228 | 0.166 | 0.311 | 0.117 | 0.046 |
| 2017 | −0.218 | 0.173 | 0.322 | 0.112 | 0.048 |
| 2002 | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| 2003 | −0.668 | 0.000 | 0.000 | 0.000 | 0.000 |
| 2004 | −0.530 | 0.026 | 0.051 | 0.051 | 0.026 |
| 2005 | −0.530 | 0.020 | 0.102 | 0.020 | 0.020 |
| 2006 | −0.541 | 0.018 | 0.123 | 0.018 | 0.018 |
| 2007 | −0.240 | 0.150 | 0.300 | 0.100 | 0.050 |
| 2008 | −0.212 | 0.164 | 0.220 | 0.170 | 0.088 |
| 2009 | −0.206 | 0.158 | 0.258 | 0.181 | 0.085 |
| 2010 | −0.188 | 0.161 | 0.317 | 0.157 | 0.063 |
| 2011 | −0.149 | 0.194 | 0.318 | 0.196 | 0.062 |
| 2012 | −0.118 | 0.207 | 0.339 | 0.192 | 0.073 |
| 2013 | −0.116 | 0.211 | 0.329 | 0.195 | 0.075 |
| 2014 | −0.109 | 0.240 | 0.336 | 0.173 | 0.069 |
| 2015 | −0.166 | 0.225 | 0.276 | 0.167 | 0.064 |
| 2016 | −0.115 | 0.261 | 0.303 | 0.178 | 0.060 |
| 2017 | −0.143 | 0.222 | 0.298 | 0.185 | 0.050 |
Notes:
This table presents the summary statistics for the full sample, developed and developing countries sample. The mean difference test is conducted between the developed and developing firms for each variable. All variables are described in Table 2. T-values are presented in parentheses. ***, ** and * denote the significance level at 1%, 5% and 10%
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