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I'm very naive about economics, but it sure seems to me that by its very definition it's about money. Isn't the whole point of economics to study wealth, which is measured either in number of goats or number of Euros, with Euros being somewhat easier to transport?
by asdf on Wed Jul 12th, 2006 at 09:25:13 AM EST
If you have goats and I have cabbages, who has more Euros? Apparently is is "obvious" that everything should be expressed in monetary units only since Keyne's time, since he felt the need to argue that point to his fellow economists.

What is wealth?

What is economics?

Nothing is 'mere'. — Richard P. Feynman

by Migeru (migeru at eurotrib dot com) on Wed Jul 12th, 2006 at 09:39:18 AM EST
[ Parent ]
Well, I don't think wealth should always be expressed in monetary units.

I guess I'm just terribly naive or insane.  

It's just that so many forms of value cannot be assessed in terms of production and labour or supply and demand.  When we start placing monetary value on them, then we begin fucking everything up.  (I'm thinking nature, cultural heritage, well-being...)

Those who can make you believe absurdities can make you commit atrocities. -Voltaire

by p------- on Wed Jul 12th, 2006 at 02:41:24 PM EST
[ Parent ]
I agree with you, but to asdf it is obvious that everything should be expressed in goats or Euros and Euros are more convenient. Note that I said it's "obvious" in scare quotes.

I guess a charitable way to state Keynes' point is that the scope of economic theory is limited to those things that can be measured in monetary terms, but that opens an entire new avenue of attack.

Nothing is 'mere'. — Richard P. Feynman

by Migeru (migeru at eurotrib dot com) on Wed Jul 12th, 2006 at 03:04:23 PM EST
[ Parent ]
I don't think you're terribly naive or insane, poemless.  But I think it's fair to say that issues regarding things like cultural heritage -- I leave nature out for important reasons here, obviously -- are the focus of other fields.  It's not that economics has nothing to say about them, but it, admittedly, has very little, beyond discussions of utility.  An economist could say, "Joseph is of Celtic heritage, and he enjoys using his earnings in ways that reflect his values in this regard."  So I wholly agree that something very real is lost in that, but I also think that it is expecting a bit much of a field that is concentrated on studying how we behave, largely with our money, when we dig into those sorts of issues.  Those are subjects for other fields to develop a deeper understanding of, whether sociology, psychology, or one of many others related to it.  And those fields all specialise is certain relevant subjects.

Conservatives want live babies so they can raise them to be dead soldiers. - George Carlin
by Drew J Jones (myfriends@thisispancakes.com) on Wed Jul 12th, 2006 at 03:20:20 PM EST
[ Parent ]
I rather think that poemless was referring to economics inability to value those things and thus its difficulty in accounting for them. Does building a road through an ancient symbol of the nation  and an important archaeological  area make a nation richer or poorer?
by Colman (colman at eurotrib.com) on Wed Jul 12th, 2006 at 04:32:32 PM EST
[ Parent ]
On the other hand game-theoretic analysis of bargaining processes, which can be argued to fall within economics, includes such questions.

Nothing is 'mere'. — Richard P. Feynman
by Migeru (migeru at eurotrib dot com) on Wed Jul 12th, 2006 at 04:35:08 PM EST
[ Parent ]
Does it? How?
by Colman (colman at eurotrib.com) on Wed Jul 12th, 2006 at 04:36:24 PM EST
[ Parent ]
Can't you formulate that question within social choice theory?

Nothing is 'mere'. — Richard P. Feynman
by Migeru (migeru at eurotrib dot com) on Wed Jul 12th, 2006 at 04:37:57 PM EST
[ Parent ]
Fah. That would be another whole new area I need to read about.
by Colman (colman at eurotrib.com) on Wed Jul 12th, 2006 at 04:45:00 PM EST
[ Parent ]
Now you can debate whether monetarizing everything is a proper solution to the social choice problem.

Nothing is 'mere'. — Richard P. Feynman
by Migeru (migeru at eurotrib dot com) on Wed Jul 12th, 2006 at 04:47:39 PM EST
[ Parent ]
When I am cooking a Thai meal, while my daughter is playing guitar for me, I feel wealthy. But it is an entirely different value - it is the mortar that holds people together, and also maybe keeps them a little bit apart.

The more important economic question is why do we work?

You can't be me, I'm taken

by Sven Triloqvist on Wed Jul 12th, 2006 at 05:34:43 PM EST
[ Parent ]
With a broad enough definition of 'work' we can't help not to. But I suspect you have a narrower definition in mind.

How much would someone have to pay you to work on a project instead of cooking Thai to your daughter's playing? That's one way to quantify how wealthy you feel.

Nothing is 'mere'. — Richard P. Feynman

by Migeru (migeru at eurotrib dot com) on Wed Jul 12th, 2006 at 05:42:29 PM EST
[ Parent ]
This sounds like the old one about the film producer and the starlet. "Will you sleep with me for a 100 bucks?" "Of course not" "Would you sleep with me for a thousand dollars?" "No" "How about a million?" "Maybe" "OK, we've established you're a hooker, now we're just arguing about the price".

You can't be me, I'm taken
by Sven Triloqvist on Wed Jul 12th, 2006 at 06:05:54 PM EST
[ Parent ]
The way I remember that one is "will you sleep with me for £1M?" "Maybe" "and for £100?" "What kind of woman do you think I am?" "Oh, we've established that, now we're just haggling about the price".

But cultural hiccups about sex and money being dirty (separately, let alone in combination) that is the only reasonable way to evaluate things.

Nothing is 'mere'. — Richard P. Feynman

by Migeru (migeru at eurotrib dot com) on Wed Jul 12th, 2006 at 06:13:38 PM EST
[ Parent ]
I mean "cultural hiccups about ... aside, that is..."

Nothing is 'mere'. — Richard P. Feynman
by Migeru (migeru at eurotrib dot com) on Wed Jul 12th, 2006 at 06:14:34 PM EST
[ Parent ]
I must be having a bad memory day. You are right again.

I need sleep...

You can't be me, I'm taken

by Sven Triloqvist on Wed Jul 12th, 2006 at 06:21:59 PM EST
[ Parent ]
That is an unanswerable question for economics, because it would require measuring utility levels across people, which, of course, makes no sense.  You and I can, as individuals, be happy or unhappy relative to our other options as individuals, but economists can't say, "Colman's happiness with this situation outweighs Drew's lack of happiness."

The road will obviously make the nation richer in terms of dollars, just as drilling in the Arctic National Wildlife Refuge would, but, in the latter case, we've, at least so far, made the judgment that we're happier without that drilling -- that ANWR yields sufficient utility among a sufficient number of active participants in the political debate to inspire them to voice their preference by voting for a pro-environment candidate or pressuring their congressmen with phone calls, emails and letters.  So there are rough ways to discuss this in economics, as viewed through decisions within political institutions, because people presumably vote for candidates based upon their views on this and other issues, but it is clearly a very rough, and frustrating, means to measurement.

That's why I think economics can, and should, try to deal with the value of these, at least in a rough way, but it requires input from other fields to achieve anything that begins to resemble a solid grip on the issue.

Hope that makes at least some sense, but I'm having trouble figuring out how to word my explanation properly.  I know what I want to say, but I'm not sure how to say it.

Conservatives want live babies so they can raise them to be dead soldiers. - George Carlin

by Drew J Jones (myfriends@thisispancakes.com) on Wed Jul 12th, 2006 at 04:51:38 PM EST
[ Parent ]
The road will obviously make the nation richer in terms of dollars, just as drilling in the Arctic National Wildlife Refuge would
Not necessarily, an archaeological site or a wildlife refuge is a potential tourist attraction. Also, it does not lack value and its destruction iss an irreparable loss.
That is an unanswerable question for economics, because it would require measuring utility levels across people
...
we've, at least so far, made the judgment that we're happier without that drilling
Presumably that happened non-economically?

Nothing is 'mere'. — Richard P. Feynman
by Migeru (migeru at eurotrib dot com) on Wed Jul 12th, 2006 at 04:57:44 PM EST
[ Parent ]
Not necessarily, an archaeological site or a wildlife refuge is a potential tourist attraction. Also, it does not lack value and its destruction iss an irreparable loss.

In the case of many parks and sites, that's certainly true.  There was certainly no shortage of tourists when I visited the Smoky Mountains (and, by the way, none of them should have been allowed to drive on mountain roads -- my future mother-in-law more so than anyone).  As it is, ANWR only has a few hundred visitors each year, so I think it's safe to say that the oil business would produce more money, unless these poor tourists are coughing up insane amounts of money to visit.

Presumably that happened non-economically?

What do you mean?

Conservatives want live babies so they can raise them to be dead soldiers. - George Carlin

by Drew J Jones (myfriends@thisispancakes.com) on Wed Jul 12th, 2006 at 05:14:41 PM EST
[ Parent ]
Some people would have us believe that all such decisions boil down to some sort of cost-benefit analysis. Also, if a decision was made not to drill, it must be that the economic necessity of drilling just was not there, or was not sufficient. But you said the question could not be decided within economics.

Nothing is 'mere'. — Richard P. Feynman
by Migeru (migeru at eurotrib dot com) on Wed Jul 12th, 2006 at 05:24:18 PM EST
[ Parent ]
Some people would have us believe that all such decisions boil down to some sort of cost-benefit analysis.

The pro-drilling side would suggest that there is little by way of cost: "America needs energy, and most of the need will be for gasoline, so, with rising prices, the benefit of drilling in ANWR, thereby increasing supply, must trump any costs that exist, anyway."  The anti-drilling side has engaged in the discussion more honestly, in my opinion, and it goes beyond whether a bunch of deer die of exposure to industry.  We also have to take into account the fact that, by drilling, we would be extending our reliance on oil, which, in the end, is economically -- even ignoring the costs associated with global warming -- stupid.

Also, if a decision was made not to drill, it must be that the economic necessity of drilling just was not there, or was not sufficient. But you said the question could not be decided within economics.

It must be that the gains to drilling were not sufficient to push Americans to support opening ANWR, if the current situation holds, because Americans have, up to now, exercised their rights in pressuring Congress to not allow drilling.  That can be looked at in an economic framework, I suppose, but the analysis necessarily spreads into political science, sociology and psychology, because, as I said, we can't compare utility levels clearly across people.  I can't say, "Americans who oppose drilling gain a higher level of utility from saving ANWR than Americans who support drilling lose."  I can say, "Americans who oppose drilling exercised greater influence over the Congress."

Conservatives want live babies so they can raise them to be dead soldiers. - George Carlin

by Drew J Jones (myfriends@thisispancakes.com) on Wed Jul 12th, 2006 at 05:41:25 PM EST
[ Parent ]
There is a lot of politics, sociology and psychology implicit in Keynes' discussions (just look at the chapters on "the propensity to consume"). Don't let the arbitrary divisions between academic disciplines distract you from important features of the problems you study.

Nothing is 'mere'. — Richard P. Feynman
by Migeru (migeru at eurotrib dot com) on Wed Jul 12th, 2006 at 05:45:06 PM EST
[ Parent ]
There has to be a lot of politics, sociology and psychology in economics in order to get an idea of how to develop solid theories.  Otherwise we'd all be Neoclassicalists. </snark>

Conservatives want live babies so they can raise them to be dead soldiers. - George Carlin
by Drew J Jones (myfriends@thisispancakes.com) on Wed Jul 12th, 2006 at 05:51:29 PM EST
[ Parent ]
Snark aside, the problem is that the politics, sociology and psychology are inside a box that no one is supposed to examine too closely.

I don't think economics really exists as a separate discipline. I think it exists as a kind of academic cult cursed by delusions of infallibility, but the practical policy foundations are always based on politics, sociology and psychology - with a bit of game theory and statistical analysis at the more rigorous end.

In terms of real-world decision making, I think it really isn't possible to understand economic relationships except in terms of politics, sociology and psychology. They're not footnotes or distractions, they're fundamentals.

by ThatBritGuy (thatbritguy (at) googlemail.com) on Thu Jul 13th, 2006 at 06:23:53 AM EST
[ Parent ]
It can't exist as a fully-separate discipline from politics, sociology and psychology, -- you're, of course, right -- but it's important to remember that economics also has an impact on these three, as well.  It's a similar relationship to our discussion on wealth and military power.  It would be foolish to expect any of these sorts of fields to exist fully independent of the others -- with the exception of psychology, in some areas, obviously.  The entire purpose of academia is to have researchers looking into many different parts of life in order to develop an understanding of each, so that they can be smashed, for lack of a better word, together, thus yielding a more accurate picture.

Politics obviously plays an enormous role, because governments are enormous actors in the economic arena.  Psychology's role is growing -- there is actually a sub-discipline called Economic Psychology, although it's still in its infancy -- because psychologists can help economists develop a stronger understanding of (say) happiness or buying habits or or or....  Sociology and economics have always had a great deal of overlap, and academics from each work together quite often.  (My uncle, who is a retired sociologist, is an example.)  If I wanted to write a book on Africa's current economic situation, I would likely need to get in touch with someone who understands African culture and politics, because it would shed a great deal more light on the issue for me.  Proposed solutions to problems are, obviously, useless if they do not work properly with the cultural and political situation (as when FDR had difficulty pushing Keynesian worker programs in an era of American politicians seeking a consistently-balanced budget).

As far as infallibility is concerned, in any field -- in my experience, at least, and I must admit to having little in the hard sciences (so I'll leave that to Miguel, Colman and anyone else who has said experience) -- you'll find people who take this view of their discipline, but I think you'll find plenty of examples, especially among the big names, of economists who do not believe in the infallibility of economics.  In fact, the book Miguel wrote this diary on was one built to challenge a previous failure in the field, as were Friedman's writings on things like the Phillips Curve.

Conservatives want live babies so they can raise them to be dead soldiers. - George Carlin

by Drew J Jones (myfriends@thisispancakes.com) on Thu Jul 13th, 2006 at 12:08:53 PM EST
[ Parent ]
I totally agree.  Esp. with the academic cult part. ;)

Those who can make you believe absurdities can make you commit atrocities. -Voltaire
by p------- on Thu Jul 13th, 2006 at 02:15:56 PM EST
[ Parent ]
we can't compare utility levels clearly across people.  I can't say, "Americans who oppose drilling gain a higher level of utility from saving ANWR than Americans who support drilling lose."  I can say, "Americans who oppose drilling exercised greater influence over the Congress."
Operationally, there is no distinction between one and the other,  since utility cannot be measured except implicitly by its impact on peoples' beaviour. If the anti-drilling side had not put enough pressure to bear onthe Congress you'd have to conclude that they were either not numerically strong enough or not motivated enough (or both), and in either case you could ascribe it to an insufficient loss of utility from drilling. But the assumption that a utility function comparable across people exists is fraught with problems, though. I don't like utility, and I don't know why you feel the need to keep bringing it up if you (as it appears) don't find it a particularly operationally useful concept either.

Nothing is 'mere'. — Richard P. Feynman
by Migeru (migeru at eurotrib dot com) on Wed Jul 12th, 2006 at 05:52:46 PM EST
[ Parent ]
Much of economics is indeed organized around the concepts of wealth and its relatives (income, consumption). When economists address a more abstract level, they often speak of utility, or value-to-a-person, which in turn is often taken to be a measure of differential happiness.

This collection of concepts breaks down in at least two ways: the hedonic treadmill (increments in income, etc., produce only transient happiness, vide infra), and the difference between life satisfaction and happiness. The latter difference, in turn, has some relationship to the non-unitary nature of the human mind -- internal goals conflict in ways that make the notion of an individual's utility less useful.

However, people and societies are products of evolution (and it is often unnecessary to ask what is biologically evolved and what is cultural). One can argue that an evolutionary function of the hedonic treadmill is to drive people toward the accumulation of ever more wealth and power, which in turn aid the propagation of the characteristic features of "successful" people and societies.

Put more bluntly and focused on GDP: greater national wealth enables greater military power. World affairs therefore tend to be dominated by cultures and nations that pursue wealth, and their cultures tend to be imitated.

Words and ideas I offer here may be used freely and without attribution.

by technopolitical on Wed Jul 12th, 2006 at 12:09:59 PM EST
[ Parent ]
Put more bluntly and focused on GDP: greater national wealth enables greater military power.

This is an interesting take on it, but I'm not sure it's true historically. Firstly military power doesn't necessarily translate to political influence - as the US discovered in Vietnam, and is discovering in Iraq.

Secondly, successful military power is used to grow empires. Not vice versa. The Romans and the British had empires because of their superior military skills and technology, not vice versa.

I think a necessary, but not a sufficient condition for empire is that there has to be a background of aggressive acquisition driven by a political system of internal competition. E.g. Roman acquisition was driven by political and economic status within the oligarchies that ran Rome.

If a system isn't internally competitive, there's less drive to expand outwards and acquire resources away from home.  

by ThatBritGuy (thatbritguy (at) googlemail.com) on Wed Jul 12th, 2006 at 03:26:31 PM EST
[ Parent ]
I'm not sure we can establish causality in only one direction, at least not to a "crystal-clear" degree.  Surely the desire to maintain power in the international arena has led numerous American governments into adventures under the banner, "Securing Our Interests," but, then again, this ties in with growing empires.  The two feed on each other.

Conservatives want live babies so they can raise them to be dead soldiers. - George Carlin
by Drew J Jones (myfriends@thisispancakes.com) on Wed Jul 12th, 2006 at 03:42:33 PM EST
[ Parent ]
I agree with the dualfeeding, and will offer an example from the history of the British empire.

During the Napoleonic wars Britain bankrolled many of France´s opponents on the continent. This economic power enabled Britain to in the long run win and thus end up with (among other things) a lot of possesions in India.

And although I disagree with the notion that GDP measures national wealth, I agree that a large GDP enables a big army. As GDP measures taxable transactions, it gives a hint of how large spendings a government can get going, among those spendings military spendings. Of course this only really applies to our modern day states with high-tech expensive weapons.

In roman time a main portion of wages was pay in land on retirement, thus creating a drive to conquer more land. Not that that was the only force pushing for expansion...

A vote for PES is a vote for EPP! A vote for EPP is a vote for PES! Support the coalition, vote EPP-PES in 2009!

by A swedish kind of death on Wed Jul 12th, 2006 at 06:28:15 PM EST
[ Parent ]
GDP doesn't measure national wealth.  It measures the nation's annual income.  National wealth would be equal to national assets minus national liabilities.  America's GDP should be roughly $13t by the end of the year, but its wealth is about $60t.  That's why I maintain that America's national debt, while too high for my taste as someone who admittedly a bit militant about balanced budgets, is not incredibly high.

Conservatives want live babies so they can raise them to be dead soldiers. - George Carlin
by Drew J Jones (myfriends@thisispancakes.com) on Wed Jul 12th, 2006 at 08:25:28 PM EST
[ Parent ]
Quite right. That is the defintion of GDP.

To clarify, in that paragraph I was responding to this statement by technopolitan:

Put more bluntly and focused on GDP: greater national wealth enables greater military power.

And I also made a rather convoluted reference to a previous discussion where I stated my answers to Migerus socratic questions as:

1. What does GDP measure?
Tax base.

2. Why does it need to grow?
To enable politicians to keep their promises, wheter in expanding services but not increasing taxes or lowering tax percentages while keeping services constant. Or both. Few run on a platform of increased taxes and lowered services. Or on a reality-based platform where you need to pay for what you eat. Fiscal conservative is just a oppostion position, when in power you need to keep promises.

3. Does the need for GDP growth outweigh any other policy goal?
Policy is set by politicians right? Then - almost always - yes.



A vote for PES is a vote for EPP! A vote for EPP is a vote for PES! Support the coalition, vote EPP-PES in 2009!
by A swedish kind of death on Wed Jul 12th, 2006 at 09:31:03 PM EST
[ Parent ]
Ha!  Well in answering Miguel's questions, although, in fairness, Reagan did run on a platform of lowering taxes and spending.  I think he technically met that promise, in real terms, but he also ran enormous deficits, obviously, because of his tax cuts and the recession.

Conservatives want live babies so they can raise them to be dead soldiers. - George Carlin
by Drew J Jones (myfriends@thisispancakes.com) on Thu Jul 13th, 2006 at 01:24:07 AM EST
[ Parent ]
Yes, the causes and connections are more complex than my sketch. (I'd describe the GDP/conquest relationship as spiral causation, when it works effectively.)

My aim was to suggest why minds and cultures that seek happiness through wealth/power will tend to spread, in part because gaining wealth/power in fact yields no satisfaction or lasting happiness.

Words and ideas I offer here may be used freely and without attribution.

by technopolitical on Wed Jul 12th, 2006 at 11:42:18 PM EST
[ Parent ]
I'd describe the GDP/conquest relationship as spiral causation, when it works effectively.

That would be my take on it too. I think it starts with a military advantage, which can then create a positive feedback loop where there's an interest in empire building.

But there's another angle, which is how economic and political domination as a substitute for physical warfare. US interests are no longer served by sending in the marines and killing anyone who refuses to pay tribute.

Instead there's the World Bank and the World Trade Organisation, which set trading terms favourable to the US and make military action in pursuit of US interests less necessary.

by ThatBritGuy (thatbritguy (at) googlemail.com) on Thu Jul 13th, 2006 at 09:25:59 AM EST
[ Parent ]
You can't get a military advantage without economic advantage.

Nothing is 'mere'. — Richard P. Feynman
by Migeru (migeru at eurotrib dot com) on Thu Jul 13th, 2006 at 09:27:40 AM EST
[ Parent ]
Yes you can, because an economic advantage is one way to gain a military advantage. But it's not the only one.

5th Century Rome was incredibly wealthy in local economic terms, but was taken down by bands of nomads who considered themselves lucky to own a wagon.

Some of the tribal groups had a numeric advantage, with migrations that literally stretched across entire countries.

Others had a huge advantage in military skill and tactics - including better technology, with a short bow that could punch through a metal shield at a distance of hundreds of yards.

Conversely when Rome originally started to expand, its only advantage was military. It wasn't any richer than its neighbours, but it knew how to put together and drill an extremely effective citizen army.

Today if terrorists had more imagination and skill than they seem to have, it would take very little money to do huge, even terminal, economic damage to London or one or more major cities in the US. An insignificant fraction of the US military budget would be more than enough.

by ThatBritGuy (thatbritguy (at) googlemail.com) on Thu Jul 13th, 2006 at 01:47:51 PM EST
[ Parent ]
What about North and South Korea?

Conservatives want live babies so they can raise them to be dead soldiers. - George Carlin
by Drew J Jones (myfriends@thisispancakes.com) on Thu Jul 13th, 2006 at 04:07:31 PM EST
[ Parent ]
Studying wealth is only one part of economics, and it falls under growth theory, if I'm not mistaken, which had been part of macroeconomics, but is now a field unto itself in most departments.  "Economics," broadly, is the study of how people make decisions with their resources (money).  It's fairly standard stuff for a social science: Start with a theory (intuition), and run the regression(s) to see what you find.

Conservatives want live babies so they can raise them to be dead soldiers. - George Carlin
by Drew J Jones (myfriends@thisispancakes.com) on Wed Jul 12th, 2006 at 12:15:23 PM EST
[ Parent ]

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