Since many uses bitcoin as the new cashless method. So does it will effect to each own country's economy?
I do not think that cryptocurrencies have too much specific weight in the world economy at this time to generate a significant change in current financial policies. However, it is beginning to attract the attention of the world's financial institutions, so the possibility of flexible regulation in this field would be the first step towards greater adoption and influence of bitcoin in the economy, although the great technological gap between rich and poor also seems an important impediment to the massive expansion of bitcoin.