Skip to main content
Language
Language
Newsroom
View the IEEFA Newsroom
Insights
Reports
Fact Sheets
Testimony/Public Comment
Briefing Note
Slides
Press Releases
IEEFA in the Media
Media Inquiries
Research
View all research
Or browse one of our major research areas below
Coal
Petrochemicals
Climate Finance
Carbon Capture & Storage
Renewables & Storage
Energy Transition & Policy
Oil/Gas & LNG
Power & Utilities
Steel
Regions
North America
Asia
Europe
South Asia
Australia & Pacific
About
What We Do
Who We Are
Conference
Contact Us
Employment
Events
Subscribe
Language
Language
About the Authors
Report
PREPA
Energy Policy
Puerto Rico
Retail Choice Will Not Bring Down Puerto Rico's High Electricity Rates
August 01, 2018
Anna Sommer
Download Full Report
Anna Sommer
Anna Sommer is president of Sommer Energy, a utility-regulation consulting firm.
Go to Profile
Related Content
Submission: NSW Parliamentary Inquiry into Fossil Fuels
August 25, 2025
Anne-Louise Knight
Testimony | Submission
IEEFA webinar: Slashing energy bills through efficient, smart homes
August 20, 2025
Jay Gordon
Slides
Australians love batteries. They would love efficient electric homes to go with them
August 20, 2025
Jay Gordon
Insights
Rooftop solar’s time to shine in Bangladesh
August 18, 2025
Shafiqul Alam
Briefing Note
Submission: Gas Market Review Consultation
August 18, 2025
Josh Runciman, Kevin Morrison
Testimony | Submission
Australia’s gas market isn’t working – it needs flexible regulation mechanisms to fix its problems
August 18, 2025
Josh Runciman
Insights
Petrochemical growth slows amid market volatility, but investments continue
August 04, 2025
Swathi Seshadri
Fact Sheet
Submission: Net Zero Economy Authority – Community of Interest process for Eraring Power Station
July 25, 2025
Johanna Bowyer
Testimony | Submission
Submission: NSW Net Zero Commission – 2025 Consultation Paper
July 24, 2025
Anne-Louise Knight, Johanna Bowyer, Andrew Gorringe...
Testimony | Submission
Sustainability-linked bonds: Why Europe can reignite the market
July 24, 2025
Kevin Leung
Report
Unlocking finance essential for Bangladesh’s green energy transition
July 22, 2025
Shafiqul Alam, Labanya Prakash Jena
Insights
Submission: Department of Climate Change, Energy, the Environment and Water – 2025 Reforms to the Default Market Offer
July 21, 2025
Johanna Bowyer
Testimony | Submission
The runaway cost of UK carbon capture and storage subsidies
July 16, 2025
Andrew Reid
Report
Sustainable energy transition in Bangladesh: Opportunities and challenges
July 16, 2025
Shafiqul Alam
Slides
Submission: Australian Energy Market Commission – Consultation on rule change requests
July 14, 2025
Jay Gordon
Testimony | Submission
Join our newsletter
Keep up to date with all the latest from IEEFA
Subscribe