The paper distinguishes between three different channels through which fiscal policy changes may be transmitted to exchange rates. Based on both the balance of payments identity and empirical observations, it is argued that trade balances and exchange rates may be quite responsive to changes in...

I show that the prices of the internationally traded crypto-currency bitcoin can be used to estimate a currency's unofficial exchange rate and capital controls at a daily interval. Two important bitcoin features are documented: (1) Bitcoin-based exchange rates approximate the behavior, but not...