Archive for August 25th, 2005

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An even better statistic on gasoline household spending

August 25, 2005

Lynne Kiesling

OK, Manhattan in hand … here’s an analysis that improves on the first one. I’ve taken the ratio of [gasoline price x gasoline quantity] to median household income. The gasoline quantity data are from Table 5.13a of the DOE’s Annual Energy Review 2004, in thousands of barrels.

Table 5.13a reports “estimated petroleum consumption, residential and commercial”. That means that I am overstating the amount of residential petroleum consumption, which at least will bias the results in the direction I want; if I’m overstating residential consumption, I’m overstating residential expenditure, so if it declines, then we know that in truth the decline is even larger than depicted. The analysis would be more precise if I could break them out. But here it is anyway:

gasspendinc

If anything, this decline is larger than just the ratio of gas price to median household income. Interesting.

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An even better statistic on gasoline household spending

August 25, 2005

Lynne Kiesling

OK, Manhattan in hand … here’s an analysis that improves on the first one. I’ve taken the ratio of [gasoline price x gasoline quantity] to median household income. The gasoline quantity data are from Table 5.13a of the DOE’s Annual Energy Review 2004, in thousands of barrels.

Table 5.13a reports “estimated petroleum consumption, residential and commercial”. That means that I am overstating the amount of residential petroleum consumption, which at least will bias the results in the direction I want; if I’m overstating residential consumption, I’m overstating residential expenditure, so if it declines, then we know that in truth the decline is even larger than depicted. The analysis would be more precise if I could break them out. But here it is anyway:

gasspendinc

If anything, this decline is larger than just the ratio of gas price to median household income. Interesting.

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Internal consumption of ethanol

August 25, 2005

Lynne Kiesling

OK, last word before I go make that Manhattan … contrary to what Glenn said in his follow-up post, I have no enthusiasm for ethanol as a fuel! Except for when it’s taken internally from a bottle with a red polymer top …

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Gas price relative to median income has fallen

August 25, 2005

Lynne Kiesling

OK, here’s the data to show that relative to median household income, gasoline prices have fallen:

gasinchist

Data used to create figure:

  • Median household income data for 1980-2000 from Table H-11 of Census historical statistics, in current dollars
  • Median household income data for 2001-2003 from Table H-8 of Census statistics from the Current Population Survey, in current dollars.
  • Average price of regular unleaded gasoline, 1980-2003, from Table 5.24 of the DOE Annual Energy Review 2004, in current dollars.

GINORMOUS ASSUMPTION MADE: The above graph assumes that the quantity of gasoline consumed per household has been constant over the past 25 years. This is a heroic assumption, but the BLS website was not sufficiently user-friendly to enable me to find data on household spending on gasoline in a useful form, and I desperately want to go downstairs and make that Manhattan!

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Summary of reasons why oil and gasoline prices are currently so high

August 25, 2005

Lynne Kiesling

In KP’s three years of life there’s been a lot of coverage of oil and gasoline markets, and some dominant themes have persisted:

  • The unintended consequences of price caps are usually pernicious.
  • Environmental regulation, in this case in the form of the EPA federal fuel oxygenate requirement, causes balkanization of regional gasoline markets, causes price differentials across regions, and exacerbates seasonal price spikes.
  • The price of oil is one among many factors influencing gasoline prices; environmental regulation is another, as are taxes. Regulation and taxes vary by jurisdiction, causing prices to vary.
  • Gasoline prices, like most other retail prices, follow a “rockets and feathers” pattern of response to oil prices. However, just because retail prices are slow to fall when oil prices do, that does not mean that retail gasoline markets are uncompetitive. It’s more a reflection of the inelastic demand for gasoline.
  • Part of the reason why the demand for gasoline is inelastic is what I mentioned this morning; fuel is a smaller share of household budgets for most US households.
  • Every spring like clockwork, gasoline prices rise for a combination of complex reasons (winter-to-summer fuel switchover, summer driving increase, etc.).
  • Every spring like clockwork, Illinois Senator Dick Durbin whinges about “greedy, price-gouging” oil refiners who are sticking it to consumers.
  • Every spring like clockwork, the Federal Trade Commission spends a lot of time and effort to investigate the competitive conditions in retail gasoline markets. Every spring like clockwork, they find no evidence of oil refiners’ abilities to influence retail prices in an anticompetitive fashion.
  • Right now, high oil prices are being driven by China’s (distorted and subsidized) demand and by risk premia due to uncertainty in the Middle East, Venezuela, and Africa.
  • OPEC and its shaky ability to sustain a successful cartel (because of hard-to-detect cheating from smaller members) does not determine world oil prices. OPEC’s decisions influence world oil prices, but they are only one part of a much more complex story, and that complexity is beneficial because it dilutes their ability to withold and raise prices.
  • [I saved this for last because it's the important long-run point] Petroleum is scarce, perhaps even finite, in its supply. Technological change has helped us locate more of it, and pull it out of the ground where we might otherwise not be able to or where it would otherwise have been too costly. That’s the primary reason why prices fell in the 1990s. OPEC’s inability to sustain a cartel exacerbated that price decline. Price increases reflect expectations of future scarcity relative to demand and risk. That is the most powerful mechanism by which we learn both to conserve and to innovate.

[Leaves professor mode, goes downstairs to make herself a well-deserved Manhattan]

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Hawaii price cap post at Coyote Blog

August 25, 2005

Lynne Kiesling

I recommend reading Mr. Coyote’s post on the Hawaii price cap over at Coyote Blog. Very nice commentary. And thanks for the kind words!

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Welcome new readers

August 25, 2005

Lynne Kiesling

Glad to have ya! So this is what happens when you get Instalanched andFarked …

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Moralizing about SUVs

August 25, 2005

Lynne Kiesling

On the gas price note, Jonathan Pearce at Samizdata has a post about how high gas prices are more effective than scolding at inducing people to drive more fuel efficient vehicles.

Glenn Reynolds also has a lengthy and informative post on the SUV, including a link to Jonathan’s. Glenn correctly points out that some people actually need the volume and towing capabilities of SUVs, and that government regulations mandating child car seats is a contributing factor.

Neither of those discussions, though, is explicit about a very important factor in the current run-up of gasoline prices: between economic growth and increased fuel efficiency, the amount we spend to pay for fuel is a decreasing share of our household budgets, and is a much lower share than in the 1970s. It’s expensive and annoying, yes, but it’s not the big budget item in most budgets that it used to be.

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Hawaii institutes wholesale gas price cap

August 25, 2005

Lynne Kiesling

It’s been brewing for several years, but finally the $66/barrel oil prices have induced Hawaii to impose a cap on the wholesale price of gasoline.

On Wednesday, the state’s Public Utilities Commission released its first weekly list of price caps for different parts of the state. Including taxes, the maximum wholesalers in Honolulu may charge is $2.74 per gallon.

Hawaii passed the law in 2004 and the first caps go into effect Sept. 1.

Now, we all know the economics of this, right? If the cap is binding (that is, if it is lower than the market-clearing price would be without the cap), then quantity demanded will exceed quantity supplied and Hawaiians will use another means of allocating scarce gasoline: queuing. If the price cap is not binding, then it’s irrelevant.

But this price cap has a twist:

On Wednesday, the average retail price of regular unleaded in Honolulu was at a record $2.761, some 15 cents above the nationwide average. Statewide, prices average $2.84, the highest in the nation, according to AAA’s Web site.

Prices on Maui have already topped $3 a gallon this week.

Frank Young, a member of Citizens Against Gasoline Price Gouging, said he was confident that over the long run, the caps will ensure Hawaii residents pay fair prices, because they link the state’s wholesale prices to spot prices elsewhere.

“The purpose of the cap is so that we move with the rest of the country,” said Young.

The caps are pegged to an index made up of average wholesale prices in California, the U.S. East Coast and the Gulf Coast, which are all at record highs. According to the commission, the five-day average of the three markets was $1.8728. This was used as a baseline price in calculating the caps for eight geographic zones across the state.

Other factors used in calculating the price caps were marketing costs and regional market conditions.

Gov. Linda Lingle, who unsuccessfully sought repeal of the 2004 law passed by the state Legislature, has said she feels the cap will actually increase prices and create fuel shortages.

I think she’s right. Populist politicians in Hawaii want to force the prices in Hawaii to mimic those in the rest of the country. But Hawaii is a world apart, in many ways (in addition to its natural beauty). It’s very far away, it’s an archipelago, and it’s sparsely populated. All of these factors contribute to a naturally high price of gasoline there — transportation costs (to Hawaii and within the archipelago), lack of space and political will, and relative lack of demand, to warrant building new refinery capacity there, etc.

They say they used “regional market conditions” to determine the cap. But if that’s the case, then won’t the cap reflect transportation cost differentials and relative lack of demand, thus rendering a price cap irrelevant?

Hawaii politicans are congratulating themselves for constructing a “market-based” price cap. I think those congratulations are hollow. Let’s see if they will be congratulating themselves when poor people in rural parts of Hawaii who rely on their trucks for jobs find no gas at the station.

Also draw this interesting connection: remember the gas lines in China we were talking about last week? The economic dynamics are the same. So is the queuing.

UPDATE: Mike put the link to today’s Wall Street Journal piece on the Hawaii cap in the comments, but I’m duplicating it here for the benefit of those who don’t click through to comments.

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