What the study found
The study found mixed decoupling patterns between economic growth and greenhouse gas (GHG) emissions in Hungary from 1995 to 2022. At the national level, recent years showed a trend toward absolute decoupling, meaning gross value added (GVA, a measure of economic output) grew while emissions stabilized or declined.
Why the authors say this matters
The authors present the findings as evidence about the relationship between economic growth and environmental impact in Hungary. They suggest that the observed sector differences and recent national trend toward absolute decoupling are relevant for understanding how growth and emissions have changed over time.
What the researchers tested
The researchers examined the relationship between economic growth and GHG emissions in Hungary from 1995 to 2022. They used the Tapio decoupling model, based on a decoupling elasticity coefficient (DI), and the Mann-Kendall trend test to assess monotonic trends in GVA and emissions and their statistical significance and direction of change.
What worked and what didn't
Strong decoupling was reported in sectors B, C, D, and E, where emissions fell as economic activity grew. Weak decoupling was observed in sectors A, F, G, and Q, where emissions rose more slowly than GVA. Sector T showed expansive negative decoupling, and the Mann-Kendall test found consistent economic growth across all sectors but different emission trends; sectors B and E had significant emission reductions, while A and T recorded increases.
What to keep in mind
The abstract does not describe limitations beyond the study’s focus on Hungary and the 1995–2022 period. It also does not provide details on why sectoral trends differed beyond mentioning technological advancements and structural shifts in the sectors with strong decoupling.
Key points
- The study examined Hungary’s economic growth and greenhouse gas emissions from 1995 to 2022.
- Recent national data showed a trend toward absolute decoupling of GVA and emissions.
- Strong decoupling was reported in sectors B, C, D, and E.
- Weak decoupling was observed in sectors A, F, G, and Q.
- Sector T showed expansive negative decoupling.
- The Mann-Kendall test found consistent economic growth across all sectors but diverse emission trends.
Disclosure
- Research title:
- Hungary showed mixed decoupling of growth and emissions
- Authors:
- Dániel Szilágyi, Tímea Kocsis
- Institutions:
- Eötvös Loránd University
- Publication date:
- 2026-03-11
- OpenAlex record:
- View
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