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=ASIA6AP2G7AKO6OGLGK3%2F20260323%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260323T044247Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKf%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQCqSnDvC97vv76HiPeV5HZCBc3KSW2z5VIixoUMwOXW4gIhANM2rlh2RH1VWghl994NYPvvnaIAKPKrarZYwC1BWggIKrwFCHAQAhoMOTYzMTM0Mjg5OTQwIgwAITpqVWXUwVvvcuQqmQVWT9DUI0GwsuW8MG1L0eNmjbUvt9%2F9toDDn0UWyRWn1NzC%2BnSkOWMATTeZZ8cLhZi2fksIvFhEh%2Fz6PWHzP%2B8XVdsVsgCbgUVFAG5zBOYS3cvEYxXehvft1%2FGn1H%2F9yN1zYbuClwpbsaOkbg3oEtXTk4CCwlj2upBrFwNnBM2zRLJP5CUb03mzWnPGKwvtY5ZDdPfoykWFWr%2BS5F3wSGUhcCgvYBKbhD%2F%2FH%2BepL7N6jbbsoOm1fmnO1g6kE5c0Xs%2BMe9Ekb%2FG%2FRffzNYE3umIU%2BROPx8yQ16SR0J%2BZBK%2FbeHO6yHt2tO94bBlbTzcak4mQtsngr8bqyPQvEEUOcsLi60k1ukrIewhfigTwTOaeuJ0EltDS9BOGi6TDmMtON7kGLYVBcifnT84psu%2BqvZnFMe8JND0P56snkcZQFksm5GO72h4kpxnOqHRgnK%2BXilP8f3Fu4ZlVLC20mR7Kk8D8RoRfAMqgZ%2BVyN0VTTjDaZQD5QLNyYE3622tU9x5OLZjUq1UQ1jz0tURw%2FpoAbN9YHjGdXZs8NYzYvkQlPhPrzEJV7gbM762KxURjr5rsJKqdI%2FhdCEaYk3Vi0ePHtdzo6cGzaVyzxZISZMXTqFkDCsVT0MYgi4GqeSkNtGM3IpwXOeaWEYSIlbZVfDWhJvnMUZOFtYHBfpfjQ2%2F9FGgTh5W5HN%2Fi7E4j9%2FnVYqYlzCogUYZGY7iRbkUsbrW%2BqyjyxMHG7R%2BjtEkhrJs0S3t9OJRz68vdflh3cFSUlofzlsb9QXgZg0FDdcPqUH8XQQ%2F1ecIMz0MOQH8LWwT%2B5BzrWSnfK3zU60aSctaD6cS5DcpJKZQFYi0QAnWLnIi2m1S7jFqvSF7%2FPWh07BfNtf79TjV6pgxL%2BpImUzDI8oHOBjqwAV6n5VmmE9gfEYxre9%2BaEwABovps6qHVLm2XXq8y1vqoef3I61uJIs3%2ByzctFPfwSMQmG0FsSx%2F4mp7a3ycsQxHse8AgZJwljFz7OWq1Iooz5owdq6I5a%2BLNG%2BrA3SC5vBYW%2FD6e4ye0ERQIYwBXHLrLrXaEy4wRUEoKjJXXFlhJvvthpL7ZLMG69e%2B9jE6h%2FTYWo6yadDWfwIptyp6aeZCErBlTa37K7jW1BwNAmAh1&X-Amz-Signature=f7cccefdc74513ed59157d112fbd4861716063a8f563044f0af38a5866b4c98e&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=ASIA6AP2G7AKO6OGLGK3%2F20260323%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260323T044247Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKf%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQCqSnDvC97vv76HiPeV5HZCBc3KSW2z5VIixoUMwOXW4gIhANM2rlh2RH1VWghl994NYPvvnaIAKPKrarZYwC1BWggIKrwFCHAQAhoMOTYzMTM0Mjg5OTQwIgwAITpqVWXUwVvvcuQqmQVWT9DUI0GwsuW8MG1L0eNmjbUvt9%2F9toDDn0UWyRWn1NzC%2BnSkOWMATTeZZ8cLhZi2fksIvFhEh%2Fz6PWHzP%2B8XVdsVsgCbgUVFAG5zBOYS3cvEYxXehvft1%2FGn1H%2F9yN1zYbuClwpbsaOkbg3oEtXTk4CCwlj2upBrFwNnBM2zRLJP5CUb03mzWnPGKwvtY5ZDdPfoykWFWr%2BS5F3wSGUhcCgvYBKbhD%2F%2FH%2BepL7N6jbbsoOm1fmnO1g6kE5c0Xs%2BMe9Ekb%2FG%2FRffzNYE3umIU%2BROPx8yQ16SR0J%2BZBK%2FbeHO6yHt2tO94bBlbTzcak4mQtsngr8bqyPQvEEUOcsLi60k1ukrIewhfigTwTOaeuJ0EltDS9BOGi6TDmMtON7kGLYVBcifnT84psu%2BqvZnFMe8JND0P56snkcZQFksm5GO72h4kpxnOqHRgnK%2BXilP8f3Fu4ZlVLC20mR7Kk8D8RoRfAMqgZ%2BVyN0VTTjDaZQD5QLNyYE3622tU9x5OLZjUq1UQ1jz0tURw%2FpoAbN9YHjGdXZs8NYzYvkQlPhPrzEJV7gbM762KxURjr5rsJKqdI%2FhdCEaYk3Vi0ePHtdzo6cGzaVyzxZISZMXTqFkDCsVT0MYgi4GqeSkNtGM3IpwXOeaWEYSIlbZVfDWhJvnMUZOFtYHBfpfjQ2%2F9FGgTh5W5HN%2Fi7E4j9%2FnVYqYlzCogUYZGY7iRbkUsbrW%2BqyjyxMHG7R%2BjtEkhrJs0S3t9OJRz68vdflh3cFSUlofzlsb9QXgZg0FDdcPqUH8XQQ%2F1ecIMz0MOQH8LWwT%2B5BzrWSnfK3zU60aSctaD6cS5DcpJKZQFYi0QAnWLnIi2m1S7jFqvSF7%2FPWh07BfNtf79TjV6pgxL%2BpImUzDI8oHOBjqwAV6n5VmmE9gfEYxre9%2BaEwABovps6qHVLm2XXq8y1vqoef3I61uJIs3%2ByzctFPfwSMQmG0FsSx%2F4mp7a3ycsQxHse8AgZJwljFz7OWq1Iooz5owdq6I5a%2BLNG%2BrA3SC5vBYW%2FD6e4ye0ERQIYwBXHLrLrXaEy4wRUEoKjJXXFlhJvvthpL7ZLMG69e%2B9jE6h%2FTYWo6yadDWfwIptyp6aeZCErBlTa37K7jW1BwNAmAh1&X-Amz-Signature=ff9b2dd8cc147f8de3d6dc88fd4bf8c3d94d6a45efe64763aca4246acf1ad93b&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=ASIA6AP2G7AKO6OGLGK3%2F20260323%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260323T044247Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKf%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQCqSnDvC97vv76HiPeV5HZCBc3KSW2z5VIixoUMwOXW4gIhANM2rlh2RH1VWghl994NYPvvnaIAKPKrarZYwC1BWggIKrwFCHAQAhoMOTYzMTM0Mjg5OTQwIgwAITpqVWXUwVvvcuQqmQVWT9DUI0GwsuW8MG1L0eNmjbUvt9%2F9toDDn0UWyRWn1NzC%2BnSkOWMATTeZZ8cLhZi2fksIvFhEh%2Fz6PWHzP%2B8XVdsVsgCbgUVFAG5zBOYS3cvEYxXehvft1%2FGn1H%2F9yN1zYbuClwpbsaOkbg3oEtXTk4CCwlj2upBrFwNnBM2zRLJP5CUb03mzWnPGKwvtY5ZDdPfoykWFWr%2BS5F3wSGUhcCgvYBKbhD%2F%2FH%2BepL7N6jbbsoOm1fmnO1g6kE5c0Xs%2BMe9Ekb%2FG%2FRffzNYE3umIU%2BROPx8yQ16SR0J%2BZBK%2FbeHO6yHt2tO94bBlbTzcak4mQtsngr8bqyPQvEEUOcsLi60k1ukrIewhfigTwTOaeuJ0EltDS9BOGi6TDmMtON7kGLYVBcifnT84psu%2BqvZnFMe8JND0P56snkcZQFksm5GO72h4kpxnOqHRgnK%2BXilP8f3Fu4ZlVLC20mR7Kk8D8RoRfAMqgZ%2BVyN0VTTjDaZQD5QLNyYE3622tU9x5OLZjUq1UQ1jz0tURw%2FpoAbN9YHjGdXZs8NYzYvkQlPhPrzEJV7gbM762KxURjr5rsJKqdI%2FhdCEaYk3Vi0ePHtdzo6cGzaVyzxZISZMXTqFkDCsVT0MYgi4GqeSkNtGM3IpwXOeaWEYSIlbZVfDWhJvnMUZOFtYHBfpfjQ2%2F9FGgTh5W5HN%2Fi7E4j9%2FnVYqYlzCogUYZGY7iRbkUsbrW%2BqyjyxMHG7R%2BjtEkhrJs0S3t9OJRz68vdflh3cFSUlofzlsb9QXgZg0FDdcPqUH8XQQ%2F1ecIMz0MOQH8LWwT%2B5BzrWSnfK3zU60aSctaD6cS5DcpJKZQFYi0QAnWLnIi2m1S7jFqvSF7%2FPWh07BfNtf79TjV6pgxL%2BpImUzDI8oHOBjqwAV6n5VmmE9gfEYxre9%2BaEwABovps6qHVLm2XXq8y1vqoef3I61uJIs3%2ByzctFPfwSMQmG0FsSx%2F4mp7a3ycsQxHse8AgZJwljFz7OWq1Iooz5owdq6I5a%2BLNG%2BrA3SC5vBYW%2FD6e4ye0ERQIYwBXHLrLrXaEy4wRUEoKjJXXFlhJvvthpL7ZLMG69e%2B9jE6h%2FTYWo6yadDWfwIptyp6aeZCErBlTa37K7jW1BwNAmAh1&X-Amz-Signature=4dab0399904d642594d96abe95c908ec58656face4768885e85388f8fb07511f&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=ASIA6AP2G7AKO6OGLGK3%2F20260323%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260323T044247Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKf%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQCqSnDvC97vv76HiPeV5HZCBc3KSW2z5VIixoUMwOXW4gIhANM2rlh2RH1VWghl994NYPvvnaIAKPKrarZYwC1BWggIKrwFCHAQAhoMOTYzMTM0Mjg5OTQwIgwAITpqVWXUwVvvcuQqmQVWT9DUI0GwsuW8MG1L0eNmjbUvt9%2F9toDDn0UWyRWn1NzC%2BnSkOWMATTeZZ8cLhZi2fksIvFhEh%2Fz6PWHzP%2B8XVdsVsgCbgUVFAG5zBOYS3cvEYxXehvft1%2FGn1H%2F9yN1zYbuClwpbsaOkbg3oEtXTk4CCwlj2upBrFwNnBM2zRLJP5CUb03mzWnPGKwvtY5ZDdPfoykWFWr%2BS5F3wSGUhcCgvYBKbhD%2F%2FH%2BepL7N6jbbsoOm1fmnO1g6kE5c0Xs%2BMe9Ekb%2FG%2FRffzNYE3umIU%2BROPx8yQ16SR0J%2BZBK%2FbeHO6yHt2tO94bBlbTzcak4mQtsngr8bqyPQvEEUOcsLi60k1ukrIewhfigTwTOaeuJ0EltDS9BOGi6TDmMtON7kGLYVBcifnT84psu%2BqvZnFMe8JND0P56snkcZQFksm5GO72h4kpxnOqHRgnK%2BXilP8f3Fu4ZlVLC20mR7Kk8D8RoRfAMqgZ%2BVyN0VTTjDaZQD5QLNyYE3622tU9x5OLZjUq1UQ1jz0tURw%2FpoAbN9YHjGdXZs8NYzYvkQlPhPrzEJV7gbM762KxURjr5rsJKqdI%2FhdCEaYk3Vi0ePHtdzo6cGzaVyzxZISZMXTqFkDCsVT0MYgi4GqeSkNtGM3IpwXOeaWEYSIlbZVfDWhJvnMUZOFtYHBfpfjQ2%2F9FGgTh5W5HN%2Fi7E4j9%2FnVYqYlzCogUYZGY7iRbkUsbrW%2BqyjyxMHG7R%2BjtEkhrJs0S3t9OJRz68vdflh3cFSUlofzlsb9QXgZg0FDdcPqUH8XQQ%2F1ecIMz0MOQH8LWwT%2B5BzrWSnfK3zU60aSctaD6cS5DcpJKZQFYi0QAnWLnIi2m1S7jFqvSF7%2FPWh07BfNtf79TjV6pgxL%2BpImUzDI8oHOBjqwAV6n5VmmE9gfEYxre9%2BaEwABovps6qHVLm2XXq8y1vqoef3I61uJIs3%2ByzctFPfwSMQmG0FsSx%2F4mp7a3ycsQxHse8AgZJwljFz7OWq1Iooz5owdq6I5a%2BLNG%2BrA3SC5vBYW%2FD6e4ye0ERQIYwBXHLrLrXaEy4wRUEoKjJXXFlhJvvthpL7ZLMG69e%2B9jE6h%2FTYWo6yadDWfwIptyp6aeZCErBlTa37K7jW1BwNAmAh1&X-Amz-Signature=7d4b24f302e4f02bef65d85783e37b759bb9434d8bfdb03c36da7f3e8de8c649&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=ASIA6AP2G7AKO6OGLGK3%2F20260323%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260323T044247Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKf%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQCqSnDvC97vv76HiPeV5HZCBc3KSW2z5VIixoUMwOXW4gIhANM2rlh2RH1VWghl994NYPvvnaIAKPKrarZYwC1BWggIKrwFCHAQAhoMOTYzMTM0Mjg5OTQwIgwAITpqVWXUwVvvcuQqmQVWT9DUI0GwsuW8MG1L0eNmjbUvt9%2F9toDDn0UWyRWn1NzC%2BnSkOWMATTeZZ8cLhZi2fksIvFhEh%2Fz6PWHzP%2B8XVdsVsgCbgUVFAG5zBOYS3cvEYxXehvft1%2FGn1H%2F9yN1zYbuClwpbsaOkbg3oEtXTk4CCwlj2upBrFwNnBM2zRLJP5CUb03mzWnPGKwvtY5ZDdPfoykWFWr%2BS5F3wSGUhcCgvYBKbhD%2F%2FH%2BepL7N6jbbsoOm1fmnO1g6kE5c0Xs%2BMe9Ekb%2FG%2FRffzNYE3umIU%2BROPx8yQ16SR0J%2BZBK%2FbeHO6yHt2tO94bBlbTzcak4mQtsngr8bqyPQvEEUOcsLi60k1ukrIewhfigTwTOaeuJ0EltDS9BOGi6TDmMtON7kGLYVBcifnT84psu%2BqvZnFMe8JND0P56snkcZQFksm5GO72h4kpxnOqHRgnK%2BXilP8f3Fu4ZlVLC20mR7Kk8D8RoRfAMqgZ%2BVyN0VTTjDaZQD5QLNyYE3622tU9x5OLZjUq1UQ1jz0tURw%2FpoAbN9YHjGdXZs8NYzYvkQlPhPrzEJV7gbM762KxURjr5rsJKqdI%2FhdCEaYk3Vi0ePHtdzo6cGzaVyzxZISZMXTqFkDCsVT0MYgi4GqeSkNtGM3IpwXOeaWEYSIlbZVfDWhJvnMUZOFtYHBfpfjQ2%2F9FGgTh5W5HN%2Fi7E4j9%2FnVYqYlzCogUYZGY7iRbkUsbrW%2BqyjyxMHG7R%2BjtEkhrJs0S3t9OJRz68vdflh3cFSUlofzlsb9QXgZg0FDdcPqUH8XQQ%2F1ecIMz0MOQH8LWwT%2B5BzrWSnfK3zU60aSctaD6cS5DcpJKZQFYi0QAnWLnIi2m1S7jFqvSF7%2FPWh07BfNtf79TjV6pgxL%2BpImUzDI8oHOBjqwAV6n5VmmE9gfEYxre9%2BaEwABovps6qHVLm2XXq8y1vqoef3I61uJIs3%2ByzctFPfwSMQmG0FsSx%2F4mp7a3ycsQxHse8AgZJwljFz7OWq1Iooz5owdq6I5a%2BLNG%2BrA3SC5vBYW%2FD6e4ye0ERQIYwBXHLrLrXaEy4wRUEoKjJXXFlhJvvthpL7ZLMG69e%2B9jE6h%2FTYWo6yadDWfwIptyp6aeZCErBlTa37K7jW1BwNAmAh1&X-Amz-Signature=560a19a09bbc7d34da2f114413f616b33e0ba135fa2b882b518e90474151a415&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=ASIA6AP2G7AKO6OGLGK3%2F20260323%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260323T044247Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKf%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQCqSnDvC97vv76HiPeV5HZCBc3KSW2z5VIixoUMwOXW4gIhANM2rlh2RH1VWghl994NYPvvnaIAKPKrarZYwC1BWggIKrwFCHAQAhoMOTYzMTM0Mjg5OTQwIgwAITpqVWXUwVvvcuQqmQVWT9DUI0GwsuW8MG1L0eNmjbUvt9%2F9toDDn0UWyRWn1NzC%2BnSkOWMATTeZZ8cLhZi2fksIvFhEh%2Fz6PWHzP%2B8XVdsVsgCbgUVFAG5zBOYS3cvEYxXehvft1%2FGn1H%2F9yN1zYbuClwpbsaOkbg3oEtXTk4CCwlj2upBrFwNnBM2zRLJP5CUb03mzWnPGKwvtY5ZDdPfoykWFWr%2BS5F3wSGUhcCgvYBKbhD%2F%2FH%2BepL7N6jbbsoOm1fmnO1g6kE5c0Xs%2BMe9Ekb%2FG%2FRffzNYE3umIU%2BROPx8yQ16SR0J%2BZBK%2FbeHO6yHt2tO94bBlbTzcak4mQtsngr8bqyPQvEEUOcsLi60k1ukrIewhfigTwTOaeuJ0EltDS9BOGi6TDmMtON7kGLYVBcifnT84psu%2BqvZnFMe8JND0P56snkcZQFksm5GO72h4kpxnOqHRgnK%2BXilP8f3Fu4ZlVLC20mR7Kk8D8RoRfAMqgZ%2BVyN0VTTjDaZQD5QLNyYE3622tU9x5OLZjUq1UQ1jz0tURw%2FpoAbN9YHjGdXZs8NYzYvkQlPhPrzEJV7gbM762KxURjr5rsJKqdI%2FhdCEaYk3Vi0ePHtdzo6cGzaVyzxZISZMXTqFkDCsVT0MYgi4GqeSkNtGM3IpwXOeaWEYSIlbZVfDWhJvnMUZOFtYHBfpfjQ2%2F9FGgTh5W5HN%2Fi7E4j9%2FnVYqYlzCogUYZGY7iRbkUsbrW%2BqyjyxMHG7R%2BjtEkhrJs0S3t9OJRz68vdflh3cFSUlofzlsb9QXgZg0FDdcPqUH8XQQ%2F1ecIMz0MOQH8LWwT%2B5BzrWSnfK3zU60aSctaD6cS5DcpJKZQFYi0QAnWLnIi2m1S7jFqvSF7%2FPWh07BfNtf79TjV6pgxL%2BpImUzDI8oHOBjqwAV6n5VmmE9gfEYxre9%2BaEwABovps6qHVLm2XXq8y1vqoef3I61uJIs3%2ByzctFPfwSMQmG0FsSx%2F4mp7a3ycsQxHse8AgZJwljFz7OWq1Iooz5owdq6I5a%2BLNG%2BrA3SC5vBYW%2FD6e4ye0ERQIYwBXHLrLrXaEy4wRUEoKjJXXFlhJvvthpL7ZLMG69e%2B9jE6h%2FTYWo6yadDWfwIptyp6aeZCErBlTa37K7jW1BwNAmAh1&X-Amz-Signature=ea4271af8830704dfbeef15e0368dbdb0d29fa63dbfdb9f89ffdfc2d1ef832de&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) |