Bitcoin not directly affect economy but it changes the whole scene of economy and for now the best thing is if you keep crypto with you for future now the investors have invested much of their capital in crypto, For economy it is affecting the population life standard and crypto is making people lives better.
It is not all crypto enthusiasts get their lives better because not all are successful in using crypto as a tool. Not all can do the trading very well as well as managing their investments. Also, bitcoin may not directly affect the economy but what about those who are unemployed because they decided to stick with crypto earning. Of course they would count as unemployed in the statistics right?