8 See also Draghi, M. (2018), “The Benefits of European Supervision”, speech at the ACPR Conference on  Financial Supervision, Paris, 18 September; and Praet, P. (2018), “ Creating an enabling environment for panEuropean banks in the Banking Union”, remarks at the Eurofi Financial Forum 2018, Vienna, 5 September.
Chart 3 Inventory-to-GDP ratio and related survey indicators in the euro area (standard deviation from historical (1999-2019) mean)  Sources: Eurostat (inventory investment-to-GDP ratio), S&P Global (PMI stocks of purchases and finished goods), European Commission (adequacy of stocks) and ECB calculations.