banquedefranceBanque de France146886633752718950412/09/2021 - 09:53How can #fiscal and #monetarypolicy sustain a #currency union when member states have an exit option? This WP derives an #interestrate rule with time-varying country weights and discusses the effectiveness of such a policy to prevent a break-up. #BdFeco 👇 https://t.co/FC27WorxVq