What contributions has the introduction of cryptocurrency made to the world economy. Many countries mostly in the African region has banned activities involving cryptocurrency while some have legalized it's use.
From a user point of view, bitcoin has been a great plus in the world financial system and even when you consider it from an economic point of view, it has also helped a lot of average individual from developing nation gain financial dependence such that they are earning in one way or the other by engaging in the bitcoin ecosystem. if bitcoin has helped individuals, it also means that it has also helped the nation because if a couple of individuals are better off financially because of bitcoin, that means that the nation is also better off because of bitcoin.