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What will cause separation of the D4, D5, and D6 RIN prices Part 1 – Studying boundaries with ATTRACTOR

In the U.S. biofuels market, it has become normal for the prices of three Renewable Identification Number (RIN) credits to ...
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Top Three Takeaways – from the 2025 OPIS RFS, RINs, and Biofuels Forum, Chicago

Takeaway Number 3: Blurring Boundaries The rules of the renewable fuels game are increasingly being set more by politics and ...
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An Otherwise Unpublished Wall Street Journal Op-ed on Renewable Fuels

This Editorial from yesterday's Wall Street Journal is titled : The Wrong Way to Help Farmers - To ease tariff ...
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Economics of Refinery Octane Part 2 – Today’s High Octane Values Mean Opportunities For Refiners

See other posts in this series, Economics of Refinery Octane: Part 1 - U.S. Octane Values 2016-2025 Part 2 - ...
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Top 3 Takeaways from American Fuel and Petrochemical Manufacturers (AFPM) Summit 2025

Number 3: 300 First Time Attendees! The halls were buzzing with 30-somethings (and some even younger delegates), 300 of whom ...
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Top Three Takeaways – From EPA Decisions on Small Refiner Exemptions

Number 3: The Big Contradiction Remains Unresolved This decision is a “deal”, straight out of the textbook, “Trump: The Art ...
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Economics of Refinery Octane Part 1 – U.S. Octane Values 2016-2025

The last ten years have seen historic changes in the U.S. octane market. The retail value of octane, the primary ...
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The Octane Value of Ethanol Part 2 – Ethanol is an Outstanding Octane Additive

Most U.S. gasoline contains 10% ethanol. Among other things, ethanol is an outstanding octane booster. When considering the economic value ...
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Top 3 Takeaways — From Infocast’s RNG & SAF Capital Markets 2025

This July 15-16, 2025 event was my first opportunity to meet those involved in Renewable Natural Gas (RNG) project financing ...
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Top Four Takeaways from EPA’s public hearing on the 2026-2027 RFS Standards Proposed Rule

On July 8, 2025, the U.S. Environmental Protection Agency (EPA) held a public hearing on the 2026-2027 proposed Renewable Fuels ...
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