Op-eds

Is There a Dilemma with the Trilemma?: Op-Ed by Professor Klein

VoxEU

The ‘financial trilemma’ – that open capital markets and pegged exchange rates mean a loss of monetary autonomy – has recently been challenged. Some argue that even flexible exchange rates cannot assure monetary autonomy without capital controls, while others argue even countries with fixed exchange rates can gain autonomy through temporary capital controls. This column argues that free floating exchange rates do in fact allow autonomy, and partially floating ones allow partial autonomy. For countries with fixed exchange rates, capital controls provide monetary autonomy when they are widely applied and longstanding, but not when they are temporary and narrowly targeted.

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