Then the 8 BTC change from the 1st transaction is still tracked to the payer.
The outputs always come from inputs if that is what you mean but whether any of the new UTXOs belong to the original party isn't something you can be certain of. You might be interested in looking into things like CoinJoin in order to improve anonymity (another perhaps easier but generally not without fee approach is to move funds via crypto to crypto exchanges). Also a CoinJoin type idea that would work across blockchains via AT is described here: https://bitcointalk.org/index.php?topic=893271.msg9844660#msg9844660
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You should also note that you can switch on "coin control" to decide exactly which UTXOs to use for a transaction.
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Correct me if I'm wrong, I'm afraid it doesn't help in many cases. The reason is simple: payment value is usually smaller than the change.
Actually the opposite can be easily true with Bitcoin because if you were paid say 10 BTC at some time then you effectively have one 10 BTC "note" (the UTXO) rather than the same set of perhaps smaller notes the sender had used (the inputs). Assuming you buy something for 1 BTC then your change is 9 BTC but I do guess that typical spending habits might be able to make analysis easier.
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Thanks - very interesting.
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Video is a bit of a problem for me - is there a written reference of what you did?
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For the sake of argument, let's suppose the total value of the coins on the island is $210.00 which comes out to 300 cents per person. I would propose we start using that as the island's money.
So we do that - now where does the "economics" theory take place?
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What would be the most efficient and effective way to allocate the island's resources and ensure that goods and services are fairly exchanged between the island's seventy inhabitants?
Well as you started this new twist (and that's perfectly fine) can you give us your idea for how to do that (i.e. how are you going to make the choices)?
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You know it is funny - this topic has gone way off topic yet I (the creator of the topic) love where it has gone! Thanks for the great posts guys (I had actually expected to just have it turn into a topic telling me what an arrogant ass I am - which may of course still be true). ![Cheesy](https://bitcointalk.org/Smileys/default/cheesy.gif)
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Let's hope that does happen before we are all choking to death (my wife and I left Beijing for that reason - if you want to experience how bad the future might be I'd recommend visiting Beijing especially around this time of year).
For a healthy person a couple of weeks isn't likely to hurt you - but living there for years is something that I'd reckon that most western GPs would advise you against doing!
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Whilst I don't doubt that wind or solar energy could power the entire world the most fundamental problem is that in order to construct the infrastructure you mention is equivalent to all the energy we actually have available (meaning that we can't do it unless we decide to do nothing else).
This is the point where you actually need "science" not "economics".
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Yeah, in practice. But Keynesian economics is a (strongly abstact) theoretical model.
That is the very crux of the point.
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That's implying that technology won't improve. You are ignoring renewable energy such as sun, wind, geothermal, etc. and nuclear energy (and nuclear fusion).
According to everything I've read all the renewable energy sources we have combined cannot solve the problem to supply the amount of energy needed, nuclear fission very unpopular (so not likely to get greatly expanded) and nuclear fusion has yet to produce more energy than has been spent on trying to achieve it (perhaps if we get *lucky* that might change).
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When is the project likely to be completed?
A project such as this is *never completed* but what I can say is that a working system can be expected in a few months.
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where did you read this? I never heard of it before. Can you post a link so I can read?
http://en.wikipedia.org/wiki/The_Limits_to_GrowthWhat kind do expansion are you referring to? Credit expansion or population growth?
Economic growth fundamentally.
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Do you have specific questions? Which of Keynes ideas you want to know about?
Yes - specifically I want to understand why "infinite expansion" is necessary to his economic theory (as it doesn't seem to make much sense to me).
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"I know what I'm talking about despite experts devoting their lives to study subjects that I know nothing about, therefore I am smart and everyone else is dumb" hmm, I wonder
Fair enough - but it is not that I can't be convinced that economic theory (in particular that of Keynes) is both rational and indeed useful so perhaps if my arrogant tone (which was actually meant to be more tongue in cheek) could be overlooked by someone who understands and would like to enlighten me then I am willing to be enlightened.
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One would have to live under the stone to not hear about e.g. Black-Scholes option pricing model.
Well the building is actually cement but I guess that's pretty much the same as stone. ![Smiley](https://bitcointalk.org/Smileys/default/smiley.gif)
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It isn't a problem where those resources have been very tightly controlled which is how Ethereum (and AT) work.
But such systems are very inefficient - so my point is that we are more likely to see much higher level approaches in the future (which is what the CIYAM project is about).
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Now every single computer programmer or mathematician should be able to realize that this increased efficiency satisfies the assumption of infinite expansion, at least in this theoretical model.
Because as stated above, denying this would mean: we reach a situation, where the mankind isn't able do improvements and optimizations through brainwork (research and science) anymore.
Okay - that at least makes some sense to me - thanks for the patience.
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To reach another planet is basically so ridiculously hard that we can only hope to perhaps go back to the Moon and
... start drilling for oil there! ![Wink](https://bitcointalk.org/Smileys/default/wink.gif) Well - I do hope that the US spends a few trillion dollars looking for oil on the Moon (as that would be money most otherwise likely to be spent on its military). ![Wink](https://bitcointalk.org/Smileys/default/wink.gif)
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