A global economic crash will not immediately or significantly affect to Bitcoin value as we all know that it is not controlled by any entity or authority. The value depends on the players or holders itself. As long as the holders are able to keep Bitcoin and not panic for the economic situation, bitcoin must stay strong with its value. However, it also should be realized that the economic crash will trigger and potentially influence Bitcoin if it is continuously happening for along time. It is potentially to crack down all Cryptocurrency prices.