1.0Liberty Street Economicshttps://libertystreeteconomics.newyorkfed.orgmaureeneganhttps://libertystreeteconomics.newyorkfed.org/author/maureenegan-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2/rich600338<blockquote class="wp-embedded-content" data-secret="ghi6FsAlRy"><a href="https://libertystreeteconomics.newyorkfed.org/2023/04/monetary-policy-transmission-and-the-size-of-the-money-market-fund-industry-an-update/">Monetary Policy Transmission and the Size of the Money Market Fund Industry: An Update</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://libertystreeteconomics.newyorkfed.org/2023/04/monetary-policy-transmission-and-the-size-of-the-money-market-fund-industry-an-update/embed/#?secret=ghi6FsAlRy" width="600" height="338" title="“Monetary Policy Transmission and the Size of the Money Market Fund Industry: An Update” — Liberty Street Economics" data-secret="ghi6FsAlRy" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); </script> https://libertystreeteconomics.newyorkfed.org/wp-content/uploads/sites/2/2023/03/LSE_2023_MMbeta_cipriani_460.jpg920576The size of the money market fund (MMF) industry co-moves with the monetary policy cycle. In a post published in 2019, we showed that this co-movement is likely due to the stronger response of MMF yields to monetary policy tightening relative to bank deposit rates, combined with MMF shares and bank deposits being close substitutes from an investor’s perspective. In this post, we update the analysis and zoom in to the current monetary policy tightening by the Federal Reserve.