Arbeitspapier
Optimal Carbon Taxation and Horizontal Equity: A Welfare-Theoretic Approach with Application to German Household Data
We develop a model of optimal carbon taxation and redistribution taking into account horizontal equity concerns by considering heterogeneous energy efficiencies. By deriving first- and second-best rules for policy instruments including carbon taxes, transfers and energy subsidies, we then investigate analytically how horizontal equity is considered in the social welfare maximizing tax structure. We calibrate the model to German household data and a 30 percent emission reduction goal. Our results show that energy-intensive households should receive more redistributive resources than energy-efficient households if and only if social inequality aversion is sufficiently high. We further find that redistribution of carbon tax revenue via household-specific transfers is the first-best policy. Equal per-capita transfers do not suffer from informational problems, but increase mitigation costs by around 15 percent compared to the first-best for unity inequality aversion. Adding renewable energy subsidies or non-linear energy subsidies, reduces mitigation costs further without relying on observability of households’ energy efficiency.
- Sprache
-
Englisch
- Erschienen in
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Series: CESifo Working Paper ; No. 8931
- Klassifikation
-
Wirtschaft
Taxation and Subsidies: Efficiency; Optimal Taxation
Taxation and Subsidies: Externalities; Redistributive Effects; Environmental Taxes and Subsidies
Pollution Control Adoption and Costs; Distributional Effects; Employment Effects
Climate; Natural Disasters and Their Management; Global Warming
- Thema
-
carbon price
horizontal equity
redistribution
renewable energy subsidies
climate policy
just transition
- Ereignis
-
Geistige Schöpfung
- (wer)
-
Hänsel, Martin C.
Franks, Max
Kalkuhl, Matthias
Edenhofer, Ottmar
- Ereignis
-
Veröffentlichung
- (wer)
-
Center for Economic Studies and Ifo Institute (CESifo)
- (wo)
-
Munich
- (wann)
-
2021
- Handle
- Letzte Aktualisierung
-
10.03.2025, 11:42 MEZ
Datenpartner
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Objekttyp
- Arbeitspapier
Beteiligte
- Hänsel, Martin C.
- Franks, Max
- Kalkuhl, Matthias
- Edenhofer, Ottmar
- Center for Economic Studies and Ifo Institute (CESifo)
Entstanden
- 2021