Arbeitspapier

Taxation of carbon emissions with social and private discount rates

Energy system and power market models refrain from distinguishing between private and social discount rates. We devise a strategy to account for diverging private and social discount rates in intertemporal optimization frameworks, resulting in an optimal carbon tax above the marginal damage when private discount rates exceed the social one. We quantify results for the European power market until 2050. Not distinguishing between private and social discount rates yields carbon emissions of 0.83 Gt in 2050 with rising trend from 2020 onwards. Distinguishing between private and social discount rates achieves full decarbonization (-0.15 Gt in 2050) and avoids damages of 1,386 billion € until 2050. Results explain missing investments of firms and suggest that policymakers should announce high future carbon prices to incentivize sufficient investments into clean technologies.

Sprache
Englisch

Erschienen in
Series: ifo Working Paper ; No. 374

Klassifikation
Wirtschaft
Optimization Techniques; Programming Models; Dynamic Analysis
Taxation and Subsidies: Efficiency; Optimal Taxation
Taxation and Subsidies: Externalities; Redistributive Effects; Environmental Taxes and Subsidies
Project Evaluation; Social Discount Rate
Electric Utilities
Thema
Carbon taxation
discounting
social cost
carbon emission
externality
intertemporal optimization
power market model
decarbonization

Ereignis
Geistige Schöpfung
(wer)
Mier, Mathias
Adelowo, Jacqueline
Ereignis
Veröffentlichung
(wer)
ifo Institute - Leibniz Institute for Economic Research at the University of Munich
(wo)
Munich
(wann)
2022

Handle
Letzte Aktualisierung
10.03.2025, 11:43 MEZ

Datenpartner

Dieses Objekt wird bereitgestellt von:
ZBW - Deutsche Zentralbibliothek für Wirtschaftswissenschaften - Leibniz-Informationszentrum Wirtschaft. Bei Fragen zum Objekt wenden Sie sich bitte an den Datenpartner.

Objekttyp

  • Arbeitspapier

Beteiligte

  • Mier, Mathias
  • Adelowo, Jacqueline
  • ifo Institute - Leibniz Institute for Economic Research at the University of Munich

Entstanden

  • 2022

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