There is a report by UBS for what it is worth: https://www.ubs.com/global/en/wealth-management/chief-investment-office/features/global-real-estate-bubble-index-

There is a report by UBS for what it is worth: https://www.ubs.com/global/en/wealth-management/chief-investment-office/features/global-real-estate-bubble-index-2017.html https://www.ubs.com/global/en/wealth-management/chief-invest... US seems to be """safe""" as per the report.