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Posts by Johanna Arlinghaus

The share of industrial emissions covered by a carbon price increased dramatically in 2025 to 58%.

The share of industrial emissions covered by a carbon price increased dramatically in 2025 to 58%.

A 🧵on two of my all-time favorite charts.

The 1st, just published by the @iea.org in the “State of Energy Policy 2026” report shows that more than half of industrial CO2 emissions are now covered by carbon pricing. Reports linked below.

6 days ago 5 4 1 1

Which way forward for the EU ETS for industry? Which policies are best suited to support clean technologies?
We will discuss these questions with industry & academics on May 7, 16:30 @hertieschool.bsky.social @hertiesustain.bsky.social. You are warmly invited! tinyurl.com/yrjstz25

1 week ago 2 1 0 0
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When it comes to the energy transition I'm a glass half full person.

I know: plenty of people would say that's terribly naive. They point to the scale of the challenge. They point to vested interests. They point to hard-to-abate sectors.

And they're not wrong. But here's what they miss.

🧵

1 week ago 380 181 18 27
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Energy Transitions in Regulated Markets (Forthcoming Article) - Natural gas has replaced coal as the dominant fuel for U.S. electricity generation. However, utilities in regulated U.S. states have retired coal more slowly than others. We build a structural model of rate-of-return regulation during an energy transition where utilities face tradeoffs between lowering costs and maintaining and using legacy capacity. A regulated utility facing carbon taxes lowers short-run coal generation 48% as much as a cost minimizer would. Thirty years after a sudden energy transition, a cost minimizer has retired 71% more coal capacity than the regulated utility. Alternative regulations may jeopardize affordability and reliability goals during energy transitions.

Forthcoming in the AER: "Energy Transitions in Regulated Markets" by Gautam Gowrisankaran, Ashley Langer, and Mar Reguant.

1 week ago 9 3 0 0
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For the first time ever, heat pumps outsold gas boilers in Germany in 2025.

48% of all new heating systems installed last year were heat pumps. Gas fell to just 39%. A decade ago, heat pumps had a 7% market share. The transformation has been remarkable.

1 week ago 1247 416 41 33
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Climate Change, Deforestation, and the Expansion of the Global Agricultural Frontier Founded in 1920, the NBER is a private, non-profit, non-partisan organization dedicated to conducting economic research and to disseminating research findings among academics, public policy makers, an...

A downward spiral - climate change lowers agricultural productivity, leading to cropland expansion and deforestation, and thus more climate change.
www.nber.org/papers/w3502...

2 weeks ago 42 18 2 3

Highlights from our recent @oxfordnetzero.bsky.social working paper, eloquently discussed by @samfankhauser.bsky.social. We argue that the fossil fuel transition can be successfully reinvigorated, largely using existing policy instruments. Give it a read!👇🏼

1 month ago 3 0 1 1
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How much will it cost the UK to reach an 87% cut in greenhouse gas emissions by 2040?

In a new letter, @thecccuk.bsky.social confirms about £4bn a year (£26bn a year of costs minus £22bn a year of savings).

www.theccc.org.uk/wp-content/u...

87% by 2040 is a stepping stone to net zero by 2050

2 months ago 57 33 4 6
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Energiepolitik im Kanzleramt Ein Fireside Chat mit dem ehemaligen Chef des Bundeskanzleramts Wolfgang Schmidt

🏛️Join former Head of the German Chancellery Wolfgang Schmidt for a fireside chat offering insights into how #energypolicy is shaped at the highest level of government.

📌 Event for Hertie School students, PhD candidates, and alumni only
📌 Event in German
www.hertie-school.org/en/sustainab...

2 months ago 2 1 0 0
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Women's Power in the Household (Forthcoming Article) - We examine women’s household power in low- and middle-income countries, synthesizing theoretical frameworks and empirical evidence on its measurement, determinants, and consequ...

Forthcoming in the JEL: "Women's Power in the Household" by Seema Jayachandran and Alessandra Voena. www.aeaweb.org/articles?id=...

3 months ago 22 9 0 0
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#assa #aea #eea #econjobmarket #academicjobs #iaee | Center for Research in Energy: Economics and Markets - CoRE Institut for Økonomi, Aarhus Universitet and Center for Research in Energy: Economics and Markets - CoRE, invite expressions of interest from distinguished scholars for a tenured position as Associate...

Associate or full position in energy economics at AU!

Link in comment

3 months ago 5 4 1 0

amazing resource!

3 months ago 1 0 0 1
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📢 Call for papers

9th Economics of Media Bias Workshop
Keynotes: Ruben Durante (NUS) and Pinar Yildrim (Wharton)

🗓️ May 28th-29th 2026
📍 Berlin, Germany
⏰ Deadline: January 31st 2026

Full CfP and information on how to submit: tinyurl.com/2s3f6tar

Please circulate!

3 months ago 8 8 0 1

"In 2004, it took the world a full year to install 1 gigawatt of solar power capacity. Today, twice that amount goes online each day."

4 months ago 26 12 2 0

And... we're off

Join us next Spring at the University of Potsdam for the third Applied Causal Graphs workshop: applied-causal-graphs.de

Now that the date and place are set and two of the keynote speakers are fixed, all we need is an abstract from you.

4 months ago 14 8 1 1
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A new ‘hypertropical’ climate is emerging in the Amazon - Berkeley News Unprecedented hot drought conditions are becoming more common, exposing trees to deadly stress and reducing the region’s ability to absorb anthropogenic carbon dioxide.

The Amazon may be entering a climate state Earth hasn’t seen in millions of years. Research led by UC Berkeley scientists identifies a shift toward hypertropical conditions with major ecological consequences. news.berkeley.edu/2025/12/10/a...

4 months ago 8 5 1 1

This looks like a most interesting PhD program for e.g. econ students with climate interests.

4 months ago 3 2 0 0
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We love to say "costs fall X% every time capacity doubles." This paper looks at 87 technologies and says: actually, no. Past learning rates are not reliable predictors of future learning.

4 months ago 38 14 2 2

Key findings from one of the largest research programs on land-based carbon removals out now! I am proud to have played a tiny role in this huge, interdisciplinary and collaborative effort, with so many brilliant researchers.

4 months ago 3 0 0 0

👇🏼👇🏼

4 months ago 0 0 0 0

my fantastic colleagues @ariannaornaghi.bsky.social and Egon Tripodi are hiring two PhD students in media and behavioral economics with @bsoeberlin.bsky.social - I highly recommend applying! All details are here:

4 months ago 2 0 0 0
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After Spain's blackout, critics blamed renewable energy. It's part of a bigger attack When millions lost power in Spain and Portugal this spring, some were quick to blame too much solar and wind power. That wasn't the cause, but the misinformation had an impact.

This story was inspired by a conversation with a fossil fuel exec in Paris a few days after the big outage in Spain. He blamed too much renewable energy as the cause.

Was that really it? Turns out: No.

@npr.org takes you through a new report on what happened + impacts of renewable misinformation.

6 months ago 57 37 3 3
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Cool new AER paper uses data from Clean Air Act offset markets to assess the efficiency of air pollution regulation. The analysis finds that marginal benefits of abatement exceed mean offset prices more than ten-fold, across most regions and pollutants.

7 months ago 10 4 2 1
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Three more weeks to apply for Associate/Full Professor of International Economics at the @hertieschool.bsky.social, joint with @kiel.institute. Come join us and be our new colleague in Berlin! Details below👇🏼

7 months ago 5 1 0 0

Which policies can support the scaling up of geological carbon removal? Our discussion with Francesca Battersby and Paul Davies, led by Steve Smith, is now online to watch at the link below. Thanks to @co2rehub.bsky.social for the invitation!
@hertieschool.bsky.social @hertiesustain.bsky.social

9 months ago 3 1 0 0

I look forward to presenting our work on policy instruments to support geological carbon dioxide removal this Wednesday, 18 June. Webinar details below, and I look forward to seeing you there!

10 months ago 2 0 0 0
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Student Research Assistant - Climate Politics (gn) part-time (10 hours/week)

We are looking for a student research assistant supporting a quantitative climate politics literature review.
@jacobedenhofer.bsky.social
👇
hertie-school.dvinci-easy.com/en/p/en/jobs...

1 year ago 12 14 0 1
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Studie: Menschen arbeiten trotz Grundeinkommens nicht weniger 1.200 Euro monatlich - ohne Bedingungen. Das erhielten Teilnehmer einer deutschlandweiten Studie. Sie zeigt: Das bedingungslose Grundeinkommen führt nicht zu weniger Arbeit, sondern zu mehr…

Today, the first results of our 3-year Basic Income Study in Germany were released publicly.
Here some initial press coverage by ARD (In German):
www.tagesschau.de/inland/innen...
More details (and several papers) to come in the coming months - stay tuned!

1 year ago 20 6 1 0

Reine Männerpodien? Sind wieder ~okayer geworden. Ist doch alles eh schon anstrengend und Frauen sagen immer ab. So hab ich's zuletzt wieder sehr häufig gehört.
Nein. Ist nicht okay.

Und wir werden euch wieder und wieder und wieder und wieder daran erinnern.

1 year ago 660 96 8 4

what a fantastic resource!

1 year ago 1 0 0 0