Figure 1.
![Poland’s and EU’s GDP annual growth rate (%) 2005–2019. Source: Own work based on data from the World Bank [2020].](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/6471f9f7215d2f6c89db748c/j_ijme-2023-0015_fig_001.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIA6AP2G7AKPHWW2NVE%2F20260131%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260131T123330Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEOz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQDW8Rh9yLZGI1ijvPVsmnT8mC4p%2B%2Bt%2BrFzlP9yNfroZfAIhAJhgm10XBtA%2FC%2Bi8xMMDzwxBpEkvWZWwQStiVqOMysGfKsUFCLX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQAhoMOTYzMTM0Mjg5OTQwIgzd2CzlpFKbNV0ZnIkqmQUHFgwJHKpgYFP5Q%2F9HNO4rEwnX2O%2BeqFds%2Fb%2FWPxEWct9nkFKTuFqlia5VUDT43vr1AWAPgW4Qsy1uy0%2BXwG2sQDwLkvLoOk10%2B%2FDRvHguokg4JEHENYBjtQklOk5FlhAAK172bR8EPjK1X3Dwjignmn3KCpEspbjVoT25cv%2F%2FUfB6%2FSGf6an6tFrwYhfLc2sTpEFjmO0DtcJC5Vj4tzTqomUKrRUBlVgqF3A3l5JuskvwMQ65YIw3RPeJXS7ZqwKH%2BdTcPiv9VEv8tOxWlw0Owo8u7BeQRCi5ezVMwfv9CZNYl9n7%2FXmJV42wyn06LP%2B0XXTxWlcV1UovClKC%2BIrXqM%2B%2FEuz4d9ZmKInkHZp9XiCO%2FLvqkJF9Csluzmfs0I%2F8QYQJuRjegU6qkOae8LcaxDeI32UJyoyamAJKvySUvJw0AsDgpQ2mA%2F2oex1uHmpILHRFA1fjF7z81ICoQN7u8an5H7CscFsrXCxSPa5k0%2FhR58yRiGMsT42YBqGMDV8HL%2FxyQpif8b6LjPdi0c5mTUEe6QwSD0dSJhDxmDdHew%2BOdBDTQ6gTHX%2FYTNmGhuMbHivbpifNhw4c2WKbUIquLEThhjjF%2FoqhFQepHriU8fFvHJ6vfY66htehVGnsGguS1q2VG6lwOoVek8l4yrmWTH6UNEoPBPsr8L4TC0%2BV13hH6G5VqqMU9AFZO%2FJSusLRRrqtx6v2YuPxpVNmFrDfhkIW27rQQFrX%2F2MgLNZgwH37V8dDK1CdRq6dcQ4fhvJmVpc8a%2FlRpnXruxiVYMiOjRJ9iDfGK4RygKN81xxWcbRoX8bVHsR2oiQ7XAkmy%2BNzQQDPYboFSecFBiWq54bZ5DvKRHz3NI1u7yz0j5bnhY1nsS%2FaREaJmjCu5vfLBjqwAXFYmAA0f5jIYB3ysRJlLU57P6HvzkhWSkB85lpzfC7OTrY86wY7ue2DsZGjTDimf3%2FPUfDkrkacfsQ9B37%2FDT2buIRBBuXtjrugIh64Gita9D3s8VjTR0BlMxbyx1BWVohHOZFgnV9BS2qXKFiFTJOgYO6q4sZRCoxn9vxThFsEBkvUYcT%2BvUdcw65W4yx9Rs2LedvE5kL%2FHZdzQNJzvcbJBlbFDWQvX%2FO4yOnaV2tx&X-Amz-Signature=a4ecee545d0eca9c997f2db85fd3efb10105c3cd844f39f1e4f43eb42c2d14f0&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
Figure 2.
![Poland’s and EU’s exports of goods and services (% of GDP) 2005–2019. Source: Own work based on data from the World Bank [2020].](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/6471f9f7215d2f6c89db748c/j_ijme-2023-0015_fig_002.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIA6AP2G7AKPHWW2NVE%2F20260131%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260131T123330Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEOz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQDW8Rh9yLZGI1ijvPVsmnT8mC4p%2B%2Bt%2BrFzlP9yNfroZfAIhAJhgm10XBtA%2FC%2Bi8xMMDzwxBpEkvWZWwQStiVqOMysGfKsUFCLX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQAhoMOTYzMTM0Mjg5OTQwIgzd2CzlpFKbNV0ZnIkqmQUHFgwJHKpgYFP5Q%2F9HNO4rEwnX2O%2BeqFds%2Fb%2FWPxEWct9nkFKTuFqlia5VUDT43vr1AWAPgW4Qsy1uy0%2BXwG2sQDwLkvLoOk10%2B%2FDRvHguokg4JEHENYBjtQklOk5FlhAAK172bR8EPjK1X3Dwjignmn3KCpEspbjVoT25cv%2F%2FUfB6%2FSGf6an6tFrwYhfLc2sTpEFjmO0DtcJC5Vj4tzTqomUKrRUBlVgqF3A3l5JuskvwMQ65YIw3RPeJXS7ZqwKH%2BdTcPiv9VEv8tOxWlw0Owo8u7BeQRCi5ezVMwfv9CZNYl9n7%2FXmJV42wyn06LP%2B0XXTxWlcV1UovClKC%2BIrXqM%2B%2FEuz4d9ZmKInkHZp9XiCO%2FLvqkJF9Csluzmfs0I%2F8QYQJuRjegU6qkOae8LcaxDeI32UJyoyamAJKvySUvJw0AsDgpQ2mA%2F2oex1uHmpILHRFA1fjF7z81ICoQN7u8an5H7CscFsrXCxSPa5k0%2FhR58yRiGMsT42YBqGMDV8HL%2FxyQpif8b6LjPdi0c5mTUEe6QwSD0dSJhDxmDdHew%2BOdBDTQ6gTHX%2FYTNmGhuMbHivbpifNhw4c2WKbUIquLEThhjjF%2FoqhFQepHriU8fFvHJ6vfY66htehVGnsGguS1q2VG6lwOoVek8l4yrmWTH6UNEoPBPsr8L4TC0%2BV13hH6G5VqqMU9AFZO%2FJSusLRRrqtx6v2YuPxpVNmFrDfhkIW27rQQFrX%2F2MgLNZgwH37V8dDK1CdRq6dcQ4fhvJmVpc8a%2FlRpnXruxiVYMiOjRJ9iDfGK4RygKN81xxWcbRoX8bVHsR2oiQ7XAkmy%2BNzQQDPYboFSecFBiWq54bZ5DvKRHz3NI1u7yz0j5bnhY1nsS%2FaREaJmjCu5vfLBjqwAXFYmAA0f5jIYB3ysRJlLU57P6HvzkhWSkB85lpzfC7OTrY86wY7ue2DsZGjTDimf3%2FPUfDkrkacfsQ9B37%2FDT2buIRBBuXtjrugIh64Gita9D3s8VjTR0BlMxbyx1BWVohHOZFgnV9BS2qXKFiFTJOgYO6q4sZRCoxn9vxThFsEBkvUYcT%2BvUdcw65W4yx9Rs2LedvE5kL%2FHZdzQNJzvcbJBlbFDWQvX%2FO4yOnaV2tx&X-Amz-Signature=f8d6e4dab1fee0c9c1fa7beeb1e321aab8ab1d01474b62cc789fe1350dd8bbf3&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
Figure 3.
![Poland’s and EU’s total primary energy supply (tons of oil equivalent, millions) 2005–2018. Source: Own work based on data from the OECD [2020].](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/6471f9f7215d2f6c89db748c/j_ijme-2023-0015_fig_003.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIA6AP2G7AKPHWW2NVE%2F20260131%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260131T123330Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEOz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQDW8Rh9yLZGI1ijvPVsmnT8mC4p%2B%2Bt%2BrFzlP9yNfroZfAIhAJhgm10XBtA%2FC%2Bi8xMMDzwxBpEkvWZWwQStiVqOMysGfKsUFCLX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQAhoMOTYzMTM0Mjg5OTQwIgzd2CzlpFKbNV0ZnIkqmQUHFgwJHKpgYFP5Q%2F9HNO4rEwnX2O%2BeqFds%2Fb%2FWPxEWct9nkFKTuFqlia5VUDT43vr1AWAPgW4Qsy1uy0%2BXwG2sQDwLkvLoOk10%2B%2FDRvHguokg4JEHENYBjtQklOk5FlhAAK172bR8EPjK1X3Dwjignmn3KCpEspbjVoT25cv%2F%2FUfB6%2FSGf6an6tFrwYhfLc2sTpEFjmO0DtcJC5Vj4tzTqomUKrRUBlVgqF3A3l5JuskvwMQ65YIw3RPeJXS7ZqwKH%2BdTcPiv9VEv8tOxWlw0Owo8u7BeQRCi5ezVMwfv9CZNYl9n7%2FXmJV42wyn06LP%2B0XXTxWlcV1UovClKC%2BIrXqM%2B%2FEuz4d9ZmKInkHZp9XiCO%2FLvqkJF9Csluzmfs0I%2F8QYQJuRjegU6qkOae8LcaxDeI32UJyoyamAJKvySUvJw0AsDgpQ2mA%2F2oex1uHmpILHRFA1fjF7z81ICoQN7u8an5H7CscFsrXCxSPa5k0%2FhR58yRiGMsT42YBqGMDV8HL%2FxyQpif8b6LjPdi0c5mTUEe6QwSD0dSJhDxmDdHew%2BOdBDTQ6gTHX%2FYTNmGhuMbHivbpifNhw4c2WKbUIquLEThhjjF%2FoqhFQepHriU8fFvHJ6vfY66htehVGnsGguS1q2VG6lwOoVek8l4yrmWTH6UNEoPBPsr8L4TC0%2BV13hH6G5VqqMU9AFZO%2FJSusLRRrqtx6v2YuPxpVNmFrDfhkIW27rQQFrX%2F2MgLNZgwH37V8dDK1CdRq6dcQ4fhvJmVpc8a%2FlRpnXruxiVYMiOjRJ9iDfGK4RygKN81xxWcbRoX8bVHsR2oiQ7XAkmy%2BNzQQDPYboFSecFBiWq54bZ5DvKRHz3NI1u7yz0j5bnhY1nsS%2FaREaJmjCu5vfLBjqwAXFYmAA0f5jIYB3ysRJlLU57P6HvzkhWSkB85lpzfC7OTrY86wY7ue2DsZGjTDimf3%2FPUfDkrkacfsQ9B37%2FDT2buIRBBuXtjrugIh64Gita9D3s8VjTR0BlMxbyx1BWVohHOZFgnV9BS2qXKFiFTJOgYO6q4sZRCoxn9vxThFsEBkvUYcT%2BvUdcw65W4yx9Rs2LedvE5kL%2FHZdzQNJzvcbJBlbFDWQvX%2FO4yOnaV2tx&X-Amz-Signature=db6367053de53ac46c22c9423c7712a73706e5d53d6fd840901238ae3b5aa0cf&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
Figure 4.
![Relative share of renewable energy in gross final energy consumption 2005–2018. BG, Bulgaria; CZ, Czechia; ES, Estonia; HU, Hungary; LT, Lithuania; LV, Latvia; MT, Malta; RO, Romania; SK, Slovakia; SL, Slovenia. Source: Own work based on data from the Eurostat [2020c].](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/6471f9f7215d2f6c89db748c/j_ijme-2023-0015_fig_004.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIA6AP2G7AKPHWW2NVE%2F20260131%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260131T123330Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEOz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQDW8Rh9yLZGI1ijvPVsmnT8mC4p%2B%2Bt%2BrFzlP9yNfroZfAIhAJhgm10XBtA%2FC%2Bi8xMMDzwxBpEkvWZWwQStiVqOMysGfKsUFCLX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQAhoMOTYzMTM0Mjg5OTQwIgzd2CzlpFKbNV0ZnIkqmQUHFgwJHKpgYFP5Q%2F9HNO4rEwnX2O%2BeqFds%2Fb%2FWPxEWct9nkFKTuFqlia5VUDT43vr1AWAPgW4Qsy1uy0%2BXwG2sQDwLkvLoOk10%2B%2FDRvHguokg4JEHENYBjtQklOk5FlhAAK172bR8EPjK1X3Dwjignmn3KCpEspbjVoT25cv%2F%2FUfB6%2FSGf6an6tFrwYhfLc2sTpEFjmO0DtcJC5Vj4tzTqomUKrRUBlVgqF3A3l5JuskvwMQ65YIw3RPeJXS7ZqwKH%2BdTcPiv9VEv8tOxWlw0Owo8u7BeQRCi5ezVMwfv9CZNYl9n7%2FXmJV42wyn06LP%2B0XXTxWlcV1UovClKC%2BIrXqM%2B%2FEuz4d9ZmKInkHZp9XiCO%2FLvqkJF9Csluzmfs0I%2F8QYQJuRjegU6qkOae8LcaxDeI32UJyoyamAJKvySUvJw0AsDgpQ2mA%2F2oex1uHmpILHRFA1fjF7z81ICoQN7u8an5H7CscFsrXCxSPa5k0%2FhR58yRiGMsT42YBqGMDV8HL%2FxyQpif8b6LjPdi0c5mTUEe6QwSD0dSJhDxmDdHew%2BOdBDTQ6gTHX%2FYTNmGhuMbHivbpifNhw4c2WKbUIquLEThhjjF%2FoqhFQepHriU8fFvHJ6vfY66htehVGnsGguS1q2VG6lwOoVek8l4yrmWTH6UNEoPBPsr8L4TC0%2BV13hH6G5VqqMU9AFZO%2FJSusLRRrqtx6v2YuPxpVNmFrDfhkIW27rQQFrX%2F2MgLNZgwH37V8dDK1CdRq6dcQ4fhvJmVpc8a%2FlRpnXruxiVYMiOjRJ9iDfGK4RygKN81xxWcbRoX8bVHsR2oiQ7XAkmy%2BNzQQDPYboFSecFBiWq54bZ5DvKRHz3NI1u7yz0j5bnhY1nsS%2FaREaJmjCu5vfLBjqwAXFYmAA0f5jIYB3ysRJlLU57P6HvzkhWSkB85lpzfC7OTrY86wY7ue2DsZGjTDimf3%2FPUfDkrkacfsQ9B37%2FDT2buIRBBuXtjrugIh64Gita9D3s8VjTR0BlMxbyx1BWVohHOZFgnV9BS2qXKFiFTJOgYO6q4sZRCoxn9vxThFsEBkvUYcT%2BvUdcw65W4yx9Rs2LedvE5kL%2FHZdzQNJzvcbJBlbFDWQvX%2FO4yOnaV2tx&X-Amz-Signature=a84140154c34a3b0b3771fec2b27c18d07ec784be5aa31f9abe6a041fdf8c134&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
Figure 5.
![Poland’s RCA* 2004–2017.
Source: Own work based on data from the World Bank [2020].](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/6471f9f7215d2f6c89db748c/j_ijme-2023-0015_fig_005.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIA6AP2G7AKPHWW2NVE%2F20260131%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260131T123330Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEOz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQDW8Rh9yLZGI1ijvPVsmnT8mC4p%2B%2Bt%2BrFzlP9yNfroZfAIhAJhgm10XBtA%2FC%2Bi8xMMDzwxBpEkvWZWwQStiVqOMysGfKsUFCLX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQAhoMOTYzMTM0Mjg5OTQwIgzd2CzlpFKbNV0ZnIkqmQUHFgwJHKpgYFP5Q%2F9HNO4rEwnX2O%2BeqFds%2Fb%2FWPxEWct9nkFKTuFqlia5VUDT43vr1AWAPgW4Qsy1uy0%2BXwG2sQDwLkvLoOk10%2B%2FDRvHguokg4JEHENYBjtQklOk5FlhAAK172bR8EPjK1X3Dwjignmn3KCpEspbjVoT25cv%2F%2FUfB6%2FSGf6an6tFrwYhfLc2sTpEFjmO0DtcJC5Vj4tzTqomUKrRUBlVgqF3A3l5JuskvwMQ65YIw3RPeJXS7ZqwKH%2BdTcPiv9VEv8tOxWlw0Owo8u7BeQRCi5ezVMwfv9CZNYl9n7%2FXmJV42wyn06LP%2B0XXTxWlcV1UovClKC%2BIrXqM%2B%2FEuz4d9ZmKInkHZp9XiCO%2FLvqkJF9Csluzmfs0I%2F8QYQJuRjegU6qkOae8LcaxDeI32UJyoyamAJKvySUvJw0AsDgpQ2mA%2F2oex1uHmpILHRFA1fjF7z81ICoQN7u8an5H7CscFsrXCxSPa5k0%2FhR58yRiGMsT42YBqGMDV8HL%2FxyQpif8b6LjPdi0c5mTUEe6QwSD0dSJhDxmDdHew%2BOdBDTQ6gTHX%2FYTNmGhuMbHivbpifNhw4c2WKbUIquLEThhjjF%2FoqhFQepHriU8fFvHJ6vfY66htehVGnsGguS1q2VG6lwOoVek8l4yrmWTH6UNEoPBPsr8L4TC0%2BV13hH6G5VqqMU9AFZO%2FJSusLRRrqtx6v2YuPxpVNmFrDfhkIW27rQQFrX%2F2MgLNZgwH37V8dDK1CdRq6dcQ4fhvJmVpc8a%2FlRpnXruxiVYMiOjRJ9iDfGK4RygKN81xxWcbRoX8bVHsR2oiQ7XAkmy%2BNzQQDPYboFSecFBiWq54bZ5DvKRHz3NI1u7yz0j5bnhY1nsS%2FaREaJmjCu5vfLBjqwAXFYmAA0f5jIYB3ysRJlLU57P6HvzkhWSkB85lpzfC7OTrY86wY7ue2DsZGjTDimf3%2FPUfDkrkacfsQ9B37%2FDT2buIRBBuXtjrugIh64Gita9D3s8VjTR0BlMxbyx1BWVohHOZFgnV9BS2qXKFiFTJOgYO6q4sZRCoxn9vxThFsEBkvUYcT%2BvUdcw65W4yx9Rs2LedvE5kL%2FHZdzQNJzvcbJBlbFDWQvX%2FO4yOnaV2tx&X-Amz-Signature=8f3c1807c12d16ae1e894e2351d67d230875e25c9e80ebfb702bfe0153e22508&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
Figure 6.
![Relative RCA* for the analyzed economies. BG, Bulgaria; CZ, Czechia; ES, Estonia; HU, Hungary; LT, Lithuania; LV, Latvia; MT, Malta; RO, Romania; SK, Slovakia; SL, Slovenia.
Source: Own work based on data from the World Bank [2020].](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/6471f9f7215d2f6c89db748c/j_ijme-2023-0015_fig_006.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIA6AP2G7AKPHWW2NVE%2F20260131%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260131T123330Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEOz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQDW8Rh9yLZGI1ijvPVsmnT8mC4p%2B%2Bt%2BrFzlP9yNfroZfAIhAJhgm10XBtA%2FC%2Bi8xMMDzwxBpEkvWZWwQStiVqOMysGfKsUFCLX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQAhoMOTYzMTM0Mjg5OTQwIgzd2CzlpFKbNV0ZnIkqmQUHFgwJHKpgYFP5Q%2F9HNO4rEwnX2O%2BeqFds%2Fb%2FWPxEWct9nkFKTuFqlia5VUDT43vr1AWAPgW4Qsy1uy0%2BXwG2sQDwLkvLoOk10%2B%2FDRvHguokg4JEHENYBjtQklOk5FlhAAK172bR8EPjK1X3Dwjignmn3KCpEspbjVoT25cv%2F%2FUfB6%2FSGf6an6tFrwYhfLc2sTpEFjmO0DtcJC5Vj4tzTqomUKrRUBlVgqF3A3l5JuskvwMQ65YIw3RPeJXS7ZqwKH%2BdTcPiv9VEv8tOxWlw0Owo8u7BeQRCi5ezVMwfv9CZNYl9n7%2FXmJV42wyn06LP%2B0XXTxWlcV1UovClKC%2BIrXqM%2B%2FEuz4d9ZmKInkHZp9XiCO%2FLvqkJF9Csluzmfs0I%2F8QYQJuRjegU6qkOae8LcaxDeI32UJyoyamAJKvySUvJw0AsDgpQ2mA%2F2oex1uHmpILHRFA1fjF7z81ICoQN7u8an5H7CscFsrXCxSPa5k0%2FhR58yRiGMsT42YBqGMDV8HL%2FxyQpif8b6LjPdi0c5mTUEe6QwSD0dSJhDxmDdHew%2BOdBDTQ6gTHX%2FYTNmGhuMbHivbpifNhw4c2WKbUIquLEThhjjF%2FoqhFQepHriU8fFvHJ6vfY66htehVGnsGguS1q2VG6lwOoVek8l4yrmWTH6UNEoPBPsr8L4TC0%2BV13hH6G5VqqMU9AFZO%2FJSusLRRrqtx6v2YuPxpVNmFrDfhkIW27rQQFrX%2F2MgLNZgwH37V8dDK1CdRq6dcQ4fhvJmVpc8a%2FlRpnXruxiVYMiOjRJ9iDfGK4RygKN81xxWcbRoX8bVHsR2oiQ7XAkmy%2BNzQQDPYboFSecFBiWq54bZ5DvKRHz3NI1u7yz0j5bnhY1nsS%2FaREaJmjCu5vfLBjqwAXFYmAA0f5jIYB3ysRJlLU57P6HvzkhWSkB85lpzfC7OTrY86wY7ue2DsZGjTDimf3%2FPUfDkrkacfsQ9B37%2FDT2buIRBBuXtjrugIh64Gita9D3s8VjTR0BlMxbyx1BWVohHOZFgnV9BS2qXKFiFTJOgYO6q4sZRCoxn9vxThFsEBkvUYcT%2BvUdcw65W4yx9Rs2LedvE5kL%2FHZdzQNJzvcbJBlbFDWQvX%2FO4yOnaV2tx&X-Amz-Signature=e299b5c94a77175d53bdbb53dd1c67a253cd540590d8a98fcd1fde90ea8bd85e&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
Results of econometric modeling
| Model 1 (Eq. [3]) | Model 2 (Eq. [4]) | Model 3 (Eq. [5]) | ||||
|---|---|---|---|---|---|---|
| Coef. | P > t | Coef. | P > t | Coef. | P > t | |
| ln(TPESi) – ln(TPESPL) | –0.220* | 0.058 | –0.213** | 0.023 | –0.170* | 0.078 |
| ln(EIDi) – ln(EIDPL) | –0.013 | 0.743 | - | - | - | - |
| ln(RES) – ln(RESPL) | –0.018** | 0.047 | –0.020** | 0.018 | - | - |
| ln(EIi) – ln(EIPL) | –0.031 | 0.671 | - | - | - | - |
| ln(GHGi) – ln(GHGPL) | 0.021 | 0.684 | - | - | - | - |
| 195.925* | 0.094 | 191.537 | 0.105 | 212.377* | 0.068 | |
| 1.482** | 0.015 | 1.519** | 0.015 | 1.533** | 0.016 | |
| –0.058 | 0.680 | –0.045 | 0.760 | –0.057 | 0.700 | |
| β0 | –0.600 | 0.021 | –0.595 | 0.006 | –0.515 | 0.026 |
| Lagram–Multiplier | 0.001 | 0.001 | 0.001 | |||
| Modified Wald | 0.000 | 0.000 | 0.000 | |||
| Jarque–Bera P-value | 0.016 | 0.021 | 0.126 | |||
| Shapiro–Wilk P-value | 0.000 | 0.000 | 0.017 | |||
| Levin–Lin–Chu P-value | 0.000 | 0.000 | 0.000 | |||
| Harris–Tzavalis P-value | 0.000 | 0.000 | 0.000 | |||
| R2 within | 0.263 | 0.259 | 0.235 | |||
| R2 between | 0.235 | 0.239 | 0.277 | |||
| R2 overall | 0.193 | 0.196 | 0.228 | |||
| Prob. > F | 0.000 | 0.001 | 0.001 | |||
Values of VIFs
| Variable | ln(TPESi) – ln(TPESPL) | ln(RESi) – ln(RESPL) | ln(GHGi) – ln(GHGPL) | ln(EIi) – ln(EiPL) | ln(EIDi) – ln(EIDPL) | Mean VIF | |||
| VIF | 10.480 | 5.540 | 3.930 | 3.370 | 2.980 | 2.760 | 2.590 | 2.490 | 4.270 |
Variables description
| Group | Description (source) | Formula |
|---|---|---|
| Dependent variable | Relative RCA* | |
| Heckscher–Ohlin theory | Relative physical capital per worker endowment | |
| Relative human capital endowment | ||
| Ricardian theory | Relative labor productivity | |
| Energy variables | Total primary energy supply [OECD, 2020] | ln (TPESi) – ln (TPESPL) |
| Energy import dependency [Eurostat, 2020b] | ln (EIDi)–ln(EIDPL) | |
| Share of renewable energy in gross final energy consumption [Eurostat, 2020c] | ln (RESi)–ln(RESPL) | |
| Energy intensity [Eurostat, 2020d] | ln(EIi)–ln(EiPL) | |
| Greenhouse gas emissions [Eurostat, 2020e] | ln (GHGi)–ln (GHGPL) |