a form of derivative financial instrument which gives the holder the ability to exchange a specified quantity of a commodity or currency for a specified price by a specified time if they choose to do so. They are commonly used to hedge against an adverse change in exchange rates.

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Export Market realtime rate

Please is there any web site that purpose web services, to export Market rate value of different currency even bitcoin.
2
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1answer
908 views

FutureBlock offer and example seems to violate No Arbitrage Rule

If you look at, e.g. the best offers at the 420 BTCUSD strike price (this was as-of 4:15 pm EST on November 14, 2013), or at the "How It Works" page for Future Block, it seems like there is a ...
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3answers
477 views

Hedging against the bubble popping - where's the leverage?

My friend has a rather large store of bitcoins that he bought about a month ago. I think it makes sense for him to hedge his recent gains, since the price run up looks like a bubble. What is a high ...
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0answers
66 views

any exchange to sell naked puts on bitcoin? [duplicate]

I would like to sell puts on bitcoin to collect premiums if bitcoin goes up in value to usd, and to be long bitcoins at a lower price if I get exercised. This is much more predictable for me than just ...
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6answers
13k views

Is it possible to buy or sell Bitcoin options?

Like put and call options for a stock, but for the future price of Bitcoin?
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8answers
1k 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 ...
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9answers
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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 ...