Electronic money (e-money), as a network good, could become an important form of currency in the future. Such a development could affect monetary policy effectiveness. If an increased use of e-money substantially limits the demand for central bank reserves, this limitation would require changes...

The G-20 Data Gaps Initiative has called for the IMF to develop standard measures of tail risk, which we identify in this paper with systemic risk. To understand the conditions under which tail risk is present, it is first necessary to develop a measure of what constitutes a systemic stress, or...