Tony Abbott
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Dear Tony Abbott,

Your new climate change policy for the Liberal Party is certainly interesting: a 5% reduction in national emission levels from those of the year 2000 by the year 2020, but without implementing an energy trading scheme or carbon tax. Although it doesn’t sound like you’ve quite settled how you’ll achieve this yet, you are looking at options such more regulations and new government subsidies. You are clearly open to options which the Labor Party is traditionally closed to.

However, as someone who might be willing to take on radical yet reasonable policy positions, I would like you to consider a simple measure that will cost the government nothing, yet easily achieve your target. Pass a law that makes it illegal to eat meat.

The United Nations’ Food and Agriculture Organisation 2006 report “Livestock’s Long Shadow” found that 18% of global greenhouse gas emissions come from the livestock sector, which is more than the emissions from all the cars in the world. We have been looking for emission savings in all the wrong places.

Having Australia become the first country to go vegetarian would demonstrate global leadership and really show those United Nations guys that we can do without their pesky energy trading scheme. If China can introduce a one child policy, then surely we can introduce a one food policy. Almost a third of Indian people are vegetarian, which is like if seventeen entire Australias were vegetarian. The global thinking is consistent: I have been assured by a very knowing fellow in London (author of the Stern Review on the Economics of Climate Change) that people ought to go vegetarian for the climate’s sake.

According to the Australian Government’s Department of Climate Change, “Tracking to Kyoto and 2020″ report, our emission levels in the year 2000 were 553 million tonnes of CO2-equivalent gasses. A 5% reduction is a reduction of 27.7 million tonnes. Vegetarianism will easily achieve this.

As the Garnaut Climate Change Review notes, “Australia’s per capita emissions arising from agriculture are more than six times the world average, more than four times the OECD average” and the Agriculture, Forestry & Fishing industry is the largest industrial contributor to emissions, accounting for 29.3% of industrial emissions. Garnaut attributes 123.7 million tonnes of emissions to beef cattle alone.

Meat & Livestock Australia estimates that “50.7kg of red meat was available for consumption by each person in Australia in 2006-07″ while a Japanese study estimates that each kilo of beef “generates the equivalent of 36.4 kilograms of carbon dioxide”. At a population of 20 million, that is an equivalent of about 37 million tonnes of greenhouse gas from meat eating.

Even more dramatically, an analysis by the Vegetarian Network Victoria forecasts Australia becoming completely carbon neutral within 3-5 decades of adopting vegetarianism if land currently used by cattle was reforested. Ask the Labor Party if their tax is able to achieve that.

There is also the opportunity to snooker your colleague Mr Turnbull, who seems to be positioning himself as a sort of Australian Al Gore. By adopting vegetarianism, you can occupy the highest of moral ground, while also being against taxation and climate change. High ground is the safest position to be in these troubled times.

Your role-model and mentor John Howard took strong measures in 1996 to ban all the dangerous guns (thank goodness we got to keep the safe guns). This type of bold leadership is what we need in the climate crisis of 2009.

Yours faithfully,

Andrew

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This is a topic that I’ve been mulling over in my head for a little while now, but hang in there with me as I stumble through it, because the conclusions aren’t fully formed.

I’ve noticed that often the concept of the value of something is linked to its price. If someone is willing to pay $50 for an object, then it is considered that they value it as worth $50. If we add up all purchases across a country, it is equal to that country’s GDP, a measure of the value created by that country in that year.

However, the aspect of valuing things doesn’t sit well with me. When I buy something, I don’t feel that the more I pay, the more value I’m getting. In fact, the reverse is generally true, and I imagine most people feel the same. Also, I think different people may place different values on an object, even if they pay exactly the same price for it. It seems that price doesn’t explain value, at least not completely.

Another explanation that has occurred to me is that value is not tied to an object but to a transaction. Clearly a transaction (between a willing buyer and seller at arms-length, etc.) will go ahead only if it generates value for both parties. Otherwise there’s clearly no point. And there are obvious cases when a transaction won’t go ahead: when the price is too much for the buyer, or if the price is not enough for the seller. So, this gives us a framework to identify how much value is being created.

Value of a transactionExcuse my poor excuse for an illustration. Hopefully you can see that ‘A’ is the difference between the price of a transaction and the most the buyer would’ve spent, and ‘B’ is the difference between the price and the least the buyer would’ve accepted. So, in this interpretation, the value of the transaction to the buyer is A, then value of the transaction to the seller is B, and the overall value created by the transaction is A + B.

Out of A and B, it is probably B that is the best understood. In some way it corresponds to the seller’s profit, or perhaps risk-adjusted profit. But not always, since the seller may be willing to make a loss in order to recover some money for their stock. So, in this version of value, based on the fact that a transaction will occur only if both parties see some value in it, a technical loss (sale price less than nominal cost) must still be value positive.

The value A is not easily described since most people don’t explicitly calculate the most they would be willing to pay for their milk, eggs, petrol etc. and are even less likely to tell you about it. However, one exception is in auctions. (Hopefully) most potential buyers at an auction have figured out the most they would be willing to pay. Although, their upper limit may be more influenced by the amount of money at their disposal than by the benefit they will gain through possessing the item. (It may turn out to be impossible to accurately estimate A in most situations.)

As mentioned before, the overall value created from each transaction is A+B, which is also the difference between the most the buyer would pay and the least the seller would take. This number is independent of the price chosen for the transaction, and is clearly “better” the more the expectations of the buyer and seller diverge.

It would be interesting to see what figure we’d get if we added up the A+B numbers for all the transactions that occurred in a country for a year, and compared it to the GDP. I think it would provide a more accurate representation of the economic value created.

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