If an entity is large and powerful enough, is it possible for it to gain a monopoly advantage and manipulate the rises and falls of the virtual currency market?
The valuation and the economic market of crypto currency is not fixed ever because the valuation of bitcoin and all other crypto currencies is governed by many factors and these factors plays a very crucial role in the flactuation and determining the real valuation of bitcoin and the most important factor is market demand and supply of bitcoin, greater the demand, greater will be the valuation and vice versa and there are other factors too like the number of investors and the whales and the amount they are investing into bitcoin etc.