At present, bitcoin is held mostly as a speculative vehicle, little used to pay for goods and services. Its value has been unstable, which impedes bitcoin’s wider use as a payment medium. We explain why the value of bitcoin has been so unstable. Then, we discuss entrepreneurial efforts that...

A number of internet-based digital currency platform based on decentralized public ledgers have started since the introduction of the blockchain concept by the founder of Bitcoin in 2008. An important element of these public ledger platforms is an incentive system that elicits efforts from a...

This is the first paper that estimates the price determinants of BitCoin in a Generalised Autoregressive Conditional Heteroscedasticity framework using high frequency data. Derived from a theoretical model, we estimate BitCoin transaction demand and speculative demand equations in a GARCH...

This study shows that changes in bitcoin exchange reserves are negatively related to contemporaneous and future bitcoin returns, consistent with the hypothesis that the transfer of bitcoin on exchanges implies increased price pressure and vice versa. We further identify an asymmetry between...

This paper develops an economic framework to analyze the exchange rate of virtual currency. Three components are important. First, the actual use of virtual currency to make payments. Second, the decision of forward-looking investors to buy virtual currency (thereby effectively regulating its...

This paper develops an economic framework to analyze the exchange rate of virtual currency. Three components are important. First, the current use of virtual currency to make payments. Second, the decision of forward-looking investors to buy virtual currency (thereby effectively regulating its...

In an endowment economy, we analyze coexistence and competition between traditional fiat money (Dollar) and cryptocurrency (Bitcoin). Agents can trade consumption goods in either currency or hold on to currency for speculative purposes. A central bank ensures a Dollar inflation target, while...