Thursday 31 July 2014

What does the rise of the Bitcoin imply for the future of Central Banking? (Pt. I)




The Bitcoin has thrust its way into the financial limelight of late and as our first decentralised digital currency it is still shrouded in mystery; the specifics of how it operates, protected by the impregnable walls of vernacular. Even its creator’s real name and whereabouts is unknown- the creator released a paper under the alias Satoshi Nakamoto, in 2009, when the currency launched, although many have begun speculating that this was created by a team of computer scientists and experimental economists. When the European Central Bank (ECB) were discussing Bitcoin and other virtual currencies in their ‘Virtual Currencies Schemes’ report[i], they identified three types of virtual currency (See Fig. 1). The first type identified was any currency that is created and traded purely in the virtual world that cannot be bought or sold, legitimately, using real world currencies- and example of this could be the trading of ‘gold coins’ in an online game where it is impossible purchase them with real money. The second type of currency is by far the most common and can be seen in many more online games wherein players are encouraged to use their own money to buy virtual currency that can be traded in-game, but not in the real world- an example of this could be ‘Microsoft Points’ which can be used to purchase add-ons in the ‘Xbox-Live’ community. The final is where Bitcoin comes into its own- this is where the currency can be traded and converted between the real economy and the virtual one. This is where the subtle menace of Bitcoin lies- if the value of ‘Microsoft Points’ plummeted, a select few firms may have slight changes in revenue flow, but if Bitcoin falls, a great deal will change.
Bitcoins are divisible down to eight decimal places, it is possible to be very exacting in how large or small transactions could be- this does make for Bitcoin being an excellent medium of exchange (when its value is stable that is). The Bitcoin operates, as has been mentioned before, in a decentralised, deregulated manner- the creation of Bitcoins works through individuals ‘mining’ for them using their own computers  to legitimize transfers of ‘coins’, and thus create more in the process as they awarded with 50 Bitcoins per transaction. The transaction times for Bitcoins entirely depend upon the processing power of the machines making the calculations. The average transactions time is estimated at about 30 minutes which somewhat detracts from Bitcoin’s ability to act as a superior medium of exchange compared to common currencies. This ‘mining’ is the equivalent of the printing of money- the more people mining, the lower the value of the Bitcoin, as the money supply is greater. Mining requires the download of specific software; the coding of which has been compared to Dante in the original Italian due to its complexity, furthering the mystique surrounding the Bitcoin. The number of coins that can be mined is capped at 21 million through the number of Bitcoins awarded, per transaction, to ‘miners’ decreasing geometrically- halving every fourth year (Fig. 2).










Fig. 2




Bitcoins:
[i]Various (2012), Virtual Currencies Schemes. The European Central Bank.

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