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  1. 1 day ago · Gas Prices. State Gas Price Averages; Gas Cost Calculator; ... Today’s AAA National Average $3.514 ... Michigan : $3.595 ...

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    • Introduction
    • Executive Summary
    • Phase 1: Analysis of Gasoline Octane Costs
    • Phase 2: Future Gasoline Octane Scenarios

    In 2017, the U.S. average retail premium gasoline price was $0.50 per gallon (gal) more than the price of regular gasoline. The difference between premium gasoline and regular gasoline prices began to increase in approximately 2010. The cause of this price spread may be the result of a change in U.S. refinery operations or retail gasoline pricing d...

    In the United States, since approximately 2010, the price difference between regular gasoline with an octane rating, or Anti–Knock Index (AKI), of 87, and premium gasoline with an AKI of 91 has been increasing. Between 2010 and 2017, the U.S. average retail price difference between premium gasoline and regular gasoline doubled, from approximately $...

    This section examines the possible causes for the increasing premium–to–regular price spread related to the production of motor gasoline and its components at refineries in the United States. To that end, EIA retained Baker & O’Brien to analyze the factors and conditions at refineries that could result in the increasing spread. Baker & O’Brien’s an...

    In Phase 2, Baker & O’Brien analyzed whether or not the U.S. domestic refining industry would be capable of meeting higher octane demand if the octane requirements for retail gasoline increased. The scenario assumes that, beginning with model year 2023, all light–duty vehicles in the United States will require a minimum 95 research octane number (R...

  2. The cost of producing incremental octane was calculated using two approaches and was shown to be less than the market price of octane. Gasoline, gasoline components, and feedstocks (e.g. naphtha) used to make gasoline are global commodities that are frequently traded between regions and countries.

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  3. Michigan State University cost and financial breakdown. Cost Breakdown. IN-STATE. Total $30,990. In-state tuition $15,372. Books & supplies $1,254. Campus housing ...

  4. Residential Offers. You have selected DTE as your natural gas territory or provider. See below for alternative gas supplier residential rates available to customers in this service area. Price to Compare for June: $0.377/CCF. DTE Historical Rate Chart. DTE Archived AGS Offers. Compare.

  5. Jun 28, 2024 · Estimates of gas volumes delivered for use as vehicle fuel are included in the State monthly totals for January 2010 forward. Preliminary electric power data for 2016 are shown as of the September 2017 Electric Power Monthly.

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  7. Nov 17, 2022 · What is octane? In recent years, car manufacturers have been requiring or recommending premium gasoline (a high-octane grade of fuel) for use in more of their vehicle models. The difference in prices between premium and lower octane grades has also increased.

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