The European Central Bank published a speech by Executive Board member Philip R. Lane on the asset holdings of euro area households, setting out a macroeconomic framework for understanding asset supply and demand in Europe. The remarks argue that faster growth and a larger public debt stock would expand the supply of European assets and therefore require a corresponding strengthening in asset demand from both domestic households and foreign investors. Lane links household asset demand to demographics, risk appetite and “safety premia”, financial literacy, the tax-transfer system including pay-as-you-go pension systems, and income inequality, while foreign demand depends on institutional quality, liquidity, market scale, trade linkages and covariance risk. The presentation contrasts Europe with the United States on several indicators, including much smaller private pension asset pools in the European Union and euro area (USD 4.97 trillion and USD 3.34 trillion versus USD 38.98 trillion in 2023) and lower average capital gains on household financial assets since 2000 (1.3% of the prior-year stock and 4.2% of annual disposable income in the euro area versus 5.2% and 24.0% in the United States). It also lists a savings and investments union policy agenda covering retail participation (including “SIAs” and financial literacy), supplementary pensions (auto-enrolment, the Institutions for Occupational Retirement Provision Directive and the Pan-European Personal Pension Product Regulation), market integration and supervision, greater equity investment by institutional investors including via the European Venture Capital Funds Regulation, and banking-sector and “28th Regime” initiatives, alongside banking union, EU-level bond supply and steps to strengthen the international role of the euro.