The International Monetary Fund published a Chart of the Week analysis arguing that Europe’s widening productivity gap with the United States is largely driven by the difficulty European firms face in scaling up. The post concludes that regaining stronger productivity growth requires deeper integration of capital markets, labor markets, and consumer markets so companies can access funding, talent, and larger cross-border customer bases. The analysis highlights a stark difference in the market valuation of young firms, with US stock market valuation for firms under 50 estimated at USD 42.9 trillion versus USD 5 trillion in the European Union. It links this to remaining frictions in European integration, including capital flows that remain fragmented along national lines, regulations that hinder worker mobility, and barriers to marketing products across borders. The result is an EU corporate landscape described as having too many small, old, low-growth companies, with the average European firm aged 25 years or more employing about 10 workers compared with 70 for a similar US company, alongside labor productivity levels about 20 percent below those of the United States.