The article explores how to best manage economic stability in a currency union by combining monetary and macroprudential policies. By using different tools to address various types of economic shocks, the researchers found that having country-specific macroprudential tools can help absorb shocks effectively. However, the benefits of this approach diminish when the central bank's ability to commit decreases. Ultimately, the study highlights the importance of considering both monetary and macroprudential policies in maintaining economic stability within a currency union.