Victoria Galsband, Thomas Nitschka, 10 March 2013

Violations of the uncovered interest-rate parity – a zero-profit equilibrium condition in foreign-exchange markets – seems to consistently give rise to profitable currency trading. This column highlights the risky nature of this phenomenon, arguing that it is the exposure to stock-market cash flows that is the key secret to making money from global currency portfolio investments. High returns from currency trading compensate investors for taking on severe stock-market risks.

Loriano Mancini, Angelo Ranaldo, Jan Wrampelmeyer, 03 September 2012

The foreign exchange market facilitates international trade and investment and is central to the global financial system. Market participants, both public and private, commonly think of the foreign exchange market as highly liquid at all times. This column challenges this view by documenting significant declines in liquidity during the recent financial crisis.

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