We document a decline in the dollar share of international reserves since the turn of the century. This decline reflects active portfolio diversification by central bank reserve managers; it is not a byproduct of changes in exchange rates and interest rates, of reserve accumulation by a small...

We present new evidence on the currency composition of foreign exchange reserves in the 1920s and 1930s. Contrary to the presumption that the pound sterling continued to dominate the U.S. dollar in central bank reserves until after World War II, we show that the dollar first overtook sterling in...

This paper provides an historical perspective on reserve currency competition and on the prospects of the dollar as an international currency. It questions the conventional wisdom that competition for reserve-currency status is a winner-take-all game, showing that several currencies have often...

This paper offers new evidence on the emergence of the dollar as the leading international currency, focusing on its role as currency of denomination in global bond markets. We show that the dollar overtook sterling much earlier than commonly supposed, as early as in 1929. Financial market...