I think bitcoin can change the economy. Bitcoin is the highest value electronic money. The bitcoin market is expanding around the world. Many companies, large corporations invest in bitcoin. Banks are considering accepting bitcoin. So bitcoin can change the economy.
Yes bitcoin can change the economy of every country because bitcoin is very beneficial currency for everyone who live in the world, so that's why their economical situation will more improve by bitcoin and that's why poverty will end in the future.
Almost every country is switching to bitcoin because it is good for them and they knows how fast bitcoin is growing, more popularity of bitcoin helps investors to get more profit and it helps people to earn money even for free by joining signature and bounty campaign, it is free earning no one will able to snatch your bitcoin, you will earn by yourself, bitcoin has decrease the unemployment form my country.