Major Crypto Media Company Makes Market Forecast. The reason for investors' newfound faith in crypto has to do with who is doing the investing. bank explained “the supply and demand imbalance is just incredible”. What Determines Bitcoin's Price? · The volume and quality of the trading data used. · The weighted volume of each “fiat” invested in BTC. · Supply, demand. Bitcoin's price is rising because demand for Bitcoin is increasing at a time on these exchanges for both ease of use and regulatory reasons.