Political analysts point to Germany's self-imposed constitutional limits on spending, known as the 'Schuldenbremse' (debt brake), as a major political barrier. Introduced to prevent government overspending, the law limits the federal budget deficit to a tiny fraction of economic output. Critics argue that this rule has starved the nation of essential investments in schools, rail networks, and digital infrastructure. While the policy was designed to protect future generations from debt, it may be leaving them with a crumbling, outdated country.