Uneingeschränkter Zugang

Energy security as a source of international competitiveness in new EU member states


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Figure 1.

Poland’s and EU’s GDP annual growth rate (%) 2005–2019. Source: Own work based on data from the World Bank [2020].
Poland’s and EU’s GDP annual growth rate (%) 2005–2019. Source: Own work based on data from the World Bank [2020].

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].
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].

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].
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].

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].
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].

Figure 5.

Poland’s RCA* 2004–2017.
Source: Own work based on data from the World Bank [2020].
Poland’s RCA* 2004–2017. Source: Own work based on data from the World Bank [2020].

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].
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].

Results of econometric modeling

  Model 1 (Eq. [3]) Model 2 (Eq. [4]) Model 3 (Eq. [5])
ln(RCAi)ln(RCAPL)$\ln \left( {RCA_i^ \star } \right) - \ln \left( {RCA_{PL}^ * } \right)$ 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 - - - -
[ ln(KiLi)ln(KPLLPL) ]KiGVAi$\left[ {\ln \left( {{{{K_i}} \over {{L_i}}}} \right) - \ln \left( {{{{K_{PL}}} \over {{L_{PL}}}}} \right)} \right]{{{K_i}} \over {GV{A_i}}}$ 195.925* 0.094 191.537 0.105 212.377* 0.068
[ ln(Hi)ln(HPL) ]wiw¯$\left[ {\ln \left( {{H_i}} \right) - \ln \left( {{H_{PL}}} \right)} \right]{{{w_i}} \over {\bar w}}$ 1.482** 0.015 1.519** 0.015 1.533** 0.016
ln(GVAiLi)ln(GVAPLLPL)$\ln \left( {{{GV{A_i}} \over {{L_i}}}} \right) - \ln \left( {{{GV{A_{PL}}} \over {{L_{PL}}}}} \right)$ –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(GVAiLi)ln(GVAPLLPL)$\ln \left( {{{GV{A_i}} \over {{L_i}}}} \right) - \ln \left( {{{GV{A_{PL}}} \over {{L_{PL}}}}} \right)$ [ ln(KiLi)ln(KPLLPL) ]KiGVAi$\left[ {\ln \left( {{{{K_i}} \over {{L_i}}}} \right) - \ln \left( {{{{K_{PL}}} \over {{L_{PL}}}}} \right)} \right]{{{K_i}} \over {GV{A_i}}}$ ln(RESi) – ln(RESPL) ln(GHGi) – ln(GHGPL) ln(EIi) – ln(EiPL) [ ln(Hi)ln(HPL) ]wiw¯$\left[ {\ln \left( {{H_i}} \right) - \ln \left( {{H_{PL}}} \right)} \right]{{{w_i}} \over {\bar w}}$ 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* ln(RCAi)ln(RCAPL)$\ln \left( {RCA_i^ * } \right) - \ln \left( {RCA_{PL}^ * } \right)$
Heckscher–Ohlin theory Relative physical capital per worker endowment [ ln(KiLi)ln(KPLLPL) ]KiGVAi$\left[ {\ln \left( {{{{K_i}} \over {{L_i}}}} \right) - \ln \left( {{{{K_{PL}}} \over {{L_{PL}}}}} \right)} \right]{{{K_i}} \over {GV{A_i}}}$
  Relative human capital endowment [ ln(Hi)ln(HPL) ]wiw¯$\left[ {\ln \left( {{H_i}} \right) - \ln \left( {{H_{PL}}} \right)} \right]{{{w_i}} \over {\bar w}}$
Ricardian theory Relative labor productivity ln(GVAiLi)ln(GVAPLLPL)$\ln \left( {{{GV{A_i}} \over {{L_i}}}} \right) - \ln \left( {{{GV{A_{PL}}} \over {{L_{PL}}}}} \right)$
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)
eISSN:
2543-5361
Sprache:
Englisch