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241  Economy / Lending / Re: The Lending Bubble on: March 26, 2012, 06:15:43 PM
Now someone is pointing out the bubble. there is still time before it burst. You still have time to run.

Did you just ignore everything everyone said to refute the bubble claim?
242  Economy / Lending / Re: The Bitcoin Credit Agency on: March 26, 2012, 06:13:40 PM

Folks,

I'd like to start a discussion on a controversial idea : a credit rating agency for the bitcoin world.

This is likely to be both controversial because of the anonymity aspects (or loss thereof) and interesting
because of the technical implications of what can be achieved in that space via use of the blockchain.

So, here's the kick-off idea: how about we extend bitcoin-otc to allow registered users to record
every loans extended, to who they are extended, and the full repayment history ?

This would extend the web of trust model to a point where anyone would be able to check the current
debt balance of anyone. It also would show how much money a given borrower can be entrusted with
as opposed to the current model that measures how "trustworthy" someone is based simply on the
number of successful transactions.

Thoughts ?



reeses and I have discussed this before, and if you look back a bit on this forum you'll see me proposing similar ideas. I think it's a useful proposal, but so far nobody has stepped up to implement it (reeses started on something, and I'm working occasionally on something related as part of a larger project). I'm all for it, obviously Smiley
243  Economy / Lending / Re: The Lending Bubble on: March 26, 2012, 04:09:52 PM
I'm guessing there is a lending bubble.

I'm skeptical about how people can afford to pay 2-5% percent weekly interest (a 180% annual to 1160% annual rate).  You cannot produce more than a 10-15% annual return without taking risks.  And to get anywhere near 50% you need to take major risks.  With Bitcoin, good miners can maybe make a 50% annual return (though that assumes the hardware doesn't go bad).  So people are not using this money for productive investments. They are using it because they are addicted to spending more than they earn (or are undergoing a short-term hardship).

The only reason I could see people borrowing money is if they are very short-term loans for purchasing drugs on Silk Road, or avoiding some kind of large fee (like a bank overdraft fee).  For the long run, I think a drug-buyer would realize that they can get more drugs for the same amount of money if they don't borrow.

You can get credit cards with interest rates of 20% in the United States and many other countries (average APR as of Feb 2010 is 14.7% -- http://www.creditcards.com/credit-card-news/credit-card-industry-facts-personal-debt-statistics-1276.php#Interest-rates-APRs-credit).

According to Consumers Union (http://www.consumersunion.org/finance/paydayfact.htm) payday loans have rates of up to 17.5% for a loan that ranges from one week (a 911% annual interest rate) to 4 weeks (212% annual rate).  I guess the lenders are competing with that market in terms of interest rates, but in this case you don't have any collateral other than a weak internet reputation system.  If you are lending to the least trustworthy clients, you really want collateral.

I'm guessing that, like the US credit bubble, the Bitcoin lending bubble will burst as borrowers default and the loan shark lenders will lose money.  Unlike the US bubble, nobody involved in Bitcoin will get bailed out.

I'm wondering if this will have a negative impact on the value of Bitcoin.

I think this analysis is somewhat simplistic, and ignores many of the aspects that make bitcoin lending unique. First of all, in a hugely volatile market like this, short selling is common, as are arbitrage and similar deals. Borrowing to make more money from deals like this is an obvious thing to do, and if they work out, they can easily make more money than the interest rate.

Second, low interest rates in "the real world" are supported by what I've previously called (https://bitcointalk.org/index.php?topic=73599.msg816149#msg816149) an economy of scale on collections infrastructure, which none of the lenders here has anything close to. Furthermore, getting low-rate loans from a bank (or even a credit card) is contingent on many things that do not apply here. We (often) don't ask for proof of identity here, or collateral, and have very little legal proof against you if you do choose to default. This significantly lowers the barrier to entry for people seeking loans (even for nefarious purposes that wouldn't stand at all in mainstream finance), but the lowered barrier to entry also carries a higher counterparty risk with it for the lender, which needs to lead to a higher return for the incentives to work out.

Finally, possibly even larger than counterparty risk is simply exchange rate risk. Most of us need USD (or local fiat) a lot more than we need bitcoins, so their exchange rate with mainstream currencies is a crucial aspect of the value of a loan. Sure, we could lend out 100 coins now and give you almost $500 worth of coins, but if you pay us back 600 coins in 6 months and the value has dropped to $0.10, we've just lost a lot of money. The opportunity cost of me lending you 100 coins for 6 months back in June 2011 is pretty huge. We went from over $30/coin to around $2 in that period. I'm not saying that we could have predicted that $30 was the peak and sold there, but it's a major factor in risk calculations, and thus contributes significantly to interest rates.


In short, if you want to set up the whole collections and legal infrastructure that underpins "real-world" loans, giving us full legal recourse and access to cheap legal advice for pursuing defaulted loans, then interest rates can drop. If you can stabilize the bitcoin exchange rates, the interest rates will drop even more significantly. But I don't consider the current situation to be anything remotely resembling a bubble. It certainly isn't ideal that the cost of credit is so high, but it's a necessary feature of this young market. I do acknowledge that IBB gives out loans for free, but they tend to be small, and senbonzakura has higher trust standards than other lenders, thus limiting overall access to loans.

Don't assume that we're idly sitting around becoming fat cats here. Lenders make a lot of money on successful loans, but that's amortized across defaulted loans, so to apply the word "shark" to us is insulting. A few of us are working on improving the credit situation to give lenders a better picture of credit history and creditworthiness, and overall to streamline the whole bitcoin credit business. These changes don't happen overnight, though Smiley
244  Economy / Services / Re: Shades Minoco / Shakaru / Collections / Debt on: March 25, 2012, 04:59:07 PM
245  Economy / Services / Re: Shades Minoco / Shakaru / Collections / Debt on: March 24, 2012, 04:36:21 PM
[3/23/2012 3:40:57 PM] Brute: yo
[3/23/2012 3:40:58 PM] Brute: not to be a dick
[3/23/2012 3:41:03 PM] Brute: but where the fuck is my money asshole

I like your lending style Smiley
246  Economy / Services / Re: Shades Minoco / Shakaru / Collections / Debt on: March 24, 2012, 01:43:54 PM
Shakaru borrowed 2 BTC from me on Tuesday 03/24 at 10PM and he promised to repay me with 2.5 BTC the following morning. He keeps promising to have the funds, but has not sent them yet. It is now Saturday and i have not been repaid. I know he probably means well, but just want to make sure this debt is on record as well. I would think that he has atleast 2.5btc to pay me back, as it's not that much money.

 Huh

I think the fact that he's still borrowing (and not paying back) is an indication that he needs a new forum status.
247  Economy / Trading Discussion / Re: Why Bitcoinica is Good For Bitcoin, You Can Be Short BTC on: March 24, 2012, 06:21:45 AM
Are there any other ways to be effectively short BTC?

You can sell call options.

There is #bitcoin-otc marketplace in which you might find a counterparty:
 - http://wiki.bitcoin-otc.com/wiki/Option_orders

And there is MPOE:
 - http://bitcointalk.org/index.php?topic=67302.0

You can also buy puts. If you want them to behave roughly like regular short positions, you can buy some in-the-money puts and sell them back to micrea once the price goes down (or exercise them if that's more profitable, but it probably won't be).
248  Economy / Marketplace / Re: [Mining Contract] 9.85Gh 100 day mining contract on: March 24, 2012, 12:53:51 AM
Sorry not a miner but interested in getting into.

Could you please explain why this could be very profitable? the chances of getting the 50btc reward more than once are pretty slim.

again apologies for my ignorance.

You would probably point it at a pool or at GPUMAX.
249  Economy / Lending / Re: [WANTED] 10,000 BTC loan - LONG TERM on: March 23, 2012, 05:29:09 PM
Man, did you read the whole thread?

I am willing to provide extensive details to interested/qualified lenders.  I am simply not going to throw all of my personal/business details in the OP and hope it works.  The thread is designed to spur interest from lenders, elicit feedback, and lead to discussions privately where details will be worked out.  

I am not asking anyone to loan BTC to me anonymously and just hope for repayment....where in the world did you get that impression?  

I'd interpret DeathAndTaxes's comments as being about a bank's legal and collections infrastructure rather than about what information they get. A big bank has entire teams whose job is to get money back from defaulters, and has existing relationships with collections agencies and lots of experience doing all that. My general attitude with loans in bitcoins is that for most smallish loans I don't even bother asking for identity: if your online reputation makes me believe that you're fairly unlikely to run with my money, then you'll get the loan; if I'm unsure enough that I'd want identity verification, I just won't offer the loan at all, simply because it's not worth my time to chase down people who default on small amounts of money.

With the quantities of money you're asking for, on the other hand, I (or other lenders) would obviously need to ask for identification. But if it ever came to collection/legal action (which seems unlikely, given your reputation), we'd have to spend a lot of time/money getting lawyers involved (for a nearly unprecedented legal action, suing someone for virtual goods!) and/or selling debt at a loss to a collections agency. I think that more than justifies an increased rate over a bank.

Anyway, that's all I wanted to add Smiley I wish you luck in getting the money and earning a lot more on top of it.

tl;dr: economies of scale on collections infrastructure allow for lower interest rates
250  Bitcoin / Bitcoin Discussion / Re: 195.200.253.240 is a real jerk on: March 23, 2012, 12:15:58 AM
(pretty sure this is how blockchain.info gets their ip, kind of weak method)

Unfortunately it's the only one available. The fact that relays exist (because bitcoin is p2p) makes the IP addresses virtually meaningless.
251  Economy / Lending / Re: [WANTED] Secured Loan for Apartment Deposit on: March 22, 2012, 08:01:11 PM
Well, what if it went down to $0.0000001/BTC? Obviously if you know 100% that the value of anything is going to go up, then you buy/hold it and don't trade it, unless you really have to. A loan is (almost) guaranteed profit for the lender, so long as you trust the lendee.
This.

I also hear it's legal for them to send loansharks to your house to beat you up if you don't pay
Uhh, no. The problem in Korea is not what's "legal" or "illegal", it's what's "enforced" and what's not "enforced". There are preferential treatment, corruption and lax laws here due to the fact that we are in a constant state of war with the North.


The risk with this type of loan is extremely low because if Matthew can't afford to pay he can always move apartment and collect his deposit.
Exactly. Why is this so hard to understand for people? I do admit though, $5k is not $20k. If I am loaned $20k and I defaulted for example, the most I am 'guaranteed' to get is $5k from the last apartment.

Thats assuming the USD banks are lending money
This is Korea. We don't borrow USD, we borrow KRW, and it is way harder to borrow in Korea than in the states. Also, they're racist. We've covered this.



I wouldn't take the questions personally. It's a lot of money, and you should expect to answer a lot more questions than the average loan to get it. Are you willing to disclose your personal finances (income, savings, etc.) to a prospective lender (in private, if you don't want to do it in public)?
252  Economy / Goods / Re: Really Really Really Hot Peanuts :)) on: March 21, 2012, 01:30:02 AM
Another peanut auction ending soon...

http://www.mokimarket.com/auction_details/955

I'm going to wait to see if the previous winner dies or not (he hangs out on IRC).
253  Economy / Services / Re: Open Syllabus [Bounty/Fund] on: March 20, 2012, 11:32:01 PM
I applaud this effort. If you want to go more into depth on certain topics that interest me:

Category Theory: http://www.youtube.com/user/TheCatsters

Algebraic Topology and other more advanced math: http://www.youtube.com/user/njwildberger/featured

Quantum Computing: http://michaelnielsen.org/blog/quantum-computing-for-the-determined/

Computational Finance: http://www.algorithm.cs.sunysb.edu/computationalfinance/ (with lecture notes at http://www.cs.sunysb.edu/~skiena/691/lectures/)

There are probably others, but I can't think of them right now.
254  Economy / Speculation / Re: Hey, MTGox - pay for liquidity provision! on: March 20, 2012, 05:52:00 PM
I've an idea, shamelessly stolen from many other non bitcoin exchanges.

Start paying liquidity providers - or at least letting them trade for free. You can do this by increasing the trading fee for people demanding liqudity.

This will hugely benefit everyone by massively increasing liquidity and bringing market volatility down. It will also benefit you by increasing trading volumes.

I've been suggesting this in their IRC channel for many months now, but they don't seem particularly interested in changing their fee structure.
255  Economy / Goods / Re: Really Really Really Hot Peanuts :)) on: March 19, 2012, 07:23:13 PM
Dude, the world record hottest pepper is just under 1.5 million scovilles. Are these peanuts going to eat away my skin?

No, I just soak in 6 million scovile sauce. Your skin should be okay...at least mine still is.

Sounds terrifying Smiley
256  Economy / Goods / Re: Really Really Really Hot Peanuts :)) on: March 19, 2012, 06:22:04 PM
Dude, the world record hottest pepper is just under 1.5 million scovilles. Are these peanuts going to eat away my skin?

They're the latest form of birth control.

Check out this guy enjoying a pepper with just 1/6 of the scoville rating of these peanuts: http://www.youtube.com/watch?v=1tRq8ExAHzk
257  Economy / Goods / Re: Really Really Really Hot Peanuts :)) on: March 19, 2012, 06:16:52 PM
Dude, the world record hottest pepper is just under 1.5 million scovilles. Are these peanuts going to eat away my skin?
258  Economy / Lending / Re: [WANTED] Secured Loan for Apartment Deposit on: March 19, 2012, 02:41:23 PM
I'm seeing three people now talk about problems and dangers etc regarding using bitcoin for the loan.

I'll restate this a third time:

The loan is fixed USD loan, just paid in BTC. I cash out of BTC as soon as I get the loan. I buy BTC for spot value of what I am paying back when I pay it back. I fail to see why that is "dangerous" or "non-beneficial".

I acknowledged this in my post. I don't think there's any currency risk in this loan, but bitcoin lenders have more counterparty risk than your landlord would, so I'd expect you to get shafted more here than you would if you just paid the standard rent rate. Assuming rational behavior all around, that is, which might be a pretty big assumption Smiley
259  Economy / Goods / Re: [WTS] Aston Martin 19" Rims Part #4G43-1007-BB on: March 18, 2012, 10:06:13 PM
Sorry man, they don't fit my Bentley's style.
260  Economy / Goods / Re: Americans: Spend bitcoins at Kroger group of stores on: March 18, 2012, 10:02:23 PM
Due to popular demand, we've just added the Kroger group of stores to Spend Bitcoins. Order a physical Kroger group gift card at http://spendbitcoins.com (just click "convert bitcoins" at the top of the site and choose Kroger).

Happy spending!

The site looks way spiffier now than I remember it. Good job!
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