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■ Virtual currency：Summary of this theme



We learned about "Bitcoin" of a virtual currency.

The bitcoin is a virtual currency that boasts of the best turn volume in the world.
There aren't an individual and a group that manages circulation.

The bitcoin that exists only on the Internet
Demand has risen as convenience is high, and rapid, too because it can easily use it.

However, the event from which it is easy to be used for the crime and the cyber attack is received and is stolen data has occurred because there is no mediator, too.

The influence on other economy is feared.
There is a country by which the restriction of the bitcoin begins to hang out at, too.





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　(Bitcoin and politics, economies.)
　(to "Cyber terrorism" theme)


インフレ とは
正式には「インフレーション」。
お金の価値が下がり、物価が上昇する現象。
同じ物が沢山あるとその物の価値が下がるが、お金も同様。

お金の価値が下がると言うことは、
同じ金額で買える品物の数が減る(＝物価が上がる)
ということであり、国民の経済的な負担が増えてしまう。