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Questions tagged [exchanges]

This tag should be used for questions regarding exchanges. Exchanges are sites which allow for the conversion of Bitcoins to various world currencies as well as alternate cryptocurrencies.

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24
votes
4answers
23k views

Are there any open-source trading bots out there?

Has anyone published an open-source trading bot that runs on a Bitcoin exchange?
7
votes
3answers
8k views

How hard is it to transfer money between Bitcoin exchanges?

Say I had a 100$ in a Mt.Gox account and wanted to send it to my TradeHill account, how hard is it to perform a transaction like that without going through a separate bank account? I'm mostly asking ...
4
votes
2answers
695 views

Private credit card/debit card exchanges?

I've seen sites that make use of google checkout or other forms of cards processing to convert USD from debit/credit cards to BTC. I know that these types of sites cannot be opened up to the public ...
95
votes
17answers
219k views

How can I buy Bitcoin via a Credit Card or Paypal?

I want to buy some bitcoins. Ideally, I would like to buy them on the MtGox exchange (because the consensus seems to be that this is the most reputable exchange), however I have found the system for ...
6
votes
1answer
627 views

Is there a Bitcoin exchange which has bank accounts in South Korea?

Is there any exchange, or a website selling Bitcoin, which has a bank account in South Korea?
10
votes
3answers
2k views

Is there a bitcoin exchange accepting SEPA transfers? [closed]

Since mt.gox had to close its european office, is there any other exchange accepting SEPA transfers? Sending a wire to the HK office costs much more than a SEPA transfer to me, and I'd like to avoid ...
14
votes
2answers
2k views

Why so many bitcoin exchanges have their bank accounts closed and have problems establishing bank accounts?

I find it really strange that it happens that so many Bitcoin exchanges have their bank accounts closed. Outside of the Bitcoin world, I find it very unusual to have a bank account closed, for a ...
11
votes
4answers
410 views

Is there already an existing closed cash flow loop for the currency BTC?

Loop means: merchant will get delivered goods from producer in BTC customer will buy goods from merchant in BTC factory worker will get salary as BTC (at least in parts) At this loop there is no ...
11
votes
3answers
1k views

What is the easiest way to programmatically obtain the current USD-BTC spot price?

E.g., if I wanted to create a cron script that would grab the latest spot price every hour and store it in a local file or database, what would be the place to "scrape" that information from? (...
7
votes
3answers
2k views

Trading between different cryptocoins

Is there a website that allows one to trade multiple different cryptocoins (Bitcoins, Namecoins, SolidCoins, RuCoins, LiteCoins, etc) all in one place?
16
votes
5answers
2k views

Why have prices fallen so drastically around October 2011?

Any idea why bitcoin prices have fallen so in September and October of 2011? It seems like back in August, one bitcoin cost about US$17, whereas in late October, it's just somewhat over US$2.
11
votes
6answers
686 views

Could the price drop between July and September 2011 have been caused by a bot?

In July 2011, 1 BTC was trading at above $10 USD. By September, the price of 1 BTC had fallen over 50%, and at the time of writing (October 2011) 1 BTC is trading around $2.50 - $3.00 USD. In a forum ...
23
votes
5answers
15k views

Is there an open source Bitcoin exchange?

I just found this project, which is described a.t.m as a learning project. Is there a more serious, open source Bitcoin exchange? I'm aware exchanging BTC for fiat money can be quite complex, and ...
5
votes
3answers
2k views

What happens to cash used to buy bitcoins?

Are there any requirements to Bitcoin exchanges [USD/EUR/etc], as to for what the [USD/EUR/etc] may be used? Or is the [USD/EUR/etc] received property of issuer of bitcoins? Unfortunately, this is ...
5
votes
2answers
3k views

Does BTC-E have an API for alternate currencies?

BTC-E appears to have an API available at https://btc-e.com/api/1/ticker but this only lists the BTC/USD pair data. They also offer pairs of BTC against alternate currencies like Ixcoin and Tenebrix. ...
10
votes
1answer
749 views

What happened with MtGox on 2011/9/12?

On that date, some erratic out-of-spread trades appeared on MtGox. The explanation given says that accounts may have been compromised by the CosbyCoin attack on bitcointalk.org. I do not understand ...
14
votes
1answer
2k views

Why is MtGox trying to trademark “Bitcoin”?

Someone on the #mtgox IRC channel pointed me to this. It seems to be an application by Tibanne Co. Ltd. for the Trademark name BITCOIN. I asked MagicalTux on #mtgox about it, but got no answer. Why ...
0
votes
4answers
584 views

Is performance really important when choosing a language for a trading bot? [closed]

The C programming language outperforms interpreted languages such as Python or Ruby, but when it comes down to programming productivity, it is much easier/faster to write a Python program than a C ...
8
votes
9answers
2k views

Can I buy/sell a lot of bitcoins without moving the price?

I am curious about how to acquire a lot of bitcoins (or similarly move a lot of bitcoins) without hitting the bid/ask I don't care about blockexplorer, I am just curious about price discovery are ...
14
votes
3answers
4k views

Is there a list of available APIs for Bitcoin exchanges?

So far I have seen some Perl modules; Finance:MtGox and Webservice:MtGox for interacting with Mt.Gox, a Ruby gem for Mt.Gox and a Python based command line client for again, Mt.Gox. I'm wondering if ...
21
votes
4answers
8k views

How can one find how much “room for arbitrage” is there in the Bitcoin market?

I don't know what's the mathematical/economical definition, but I would define "room for arbitrage" as the amount of money that can be extracted from the market by doing arbitrage (between the ...
-3
votes
4answers
1k views

If I convert my US Dollars to Bitcoins, will its value likely depreciate? [closed]

Is it worth converting 'normal' currency into Bitcoins with the hope of making a profit later, by converting the Bitcoins back into 'normal' currency? In other words, could it be seen in a similar ...
9
votes
2answers
239 views

Do any of the Bitcoin exchanges implement trading curbs?

After the big hack of Mt Gox we all became aware that there is nothing in place to prevent "flash crashes." Most stock, FOREX and other exchanges have features like trading curbs or other market ...
16
votes
4answers
1k views

What are the legal processes that someone would have to go through in order to get a Bitcoin exchange operational?

One of the main perceived difficulties in getting started with Bitcoin is obtaining some in the first place. Naturally, for an exchange to be accepted into the mainstream it needs to be a recognised ...
8
votes
1answer
483 views

How are MtGox options going to affect Bitcoin price volatility?

MtGox plans to introduce Options, would Bitcoin price become more stable or it would just hedge risks?
28
votes
11answers
8k views

Can bitcoins be “sold short”? Or are there “put” options?

Borrowing an asset and "selling it short" facilitates finding the appropriate price for the asset, allowing people to bet that the asset is overpriced (e.g. in a "bubble"). Can bitcoins be sold short?...
11
votes
4answers
30k views

Is there an efficient way to exploit arbitrages between the different exchanges?

The Bitcoin ratio vs other currencies is not the same among exchanges. Is there currently a way to exploit this arbitrage and profit?