### Partisanship in Cabinets & Portfolio Volatility

This article examines how unstable cabinets influence government effectiveness in parliamentary democracies, with a specific focus on health care policy. The research develops two key theories: first, partisan cabinet composition creates challenges for implementing new policies; second, frequent portfolio changes hinder ministers' ability to access necessary information during decision-making.

### Health Care Cost Containment as Test Case

The study assesses these effects by analyzing their impact on health care cost containment efforts. Findings reveal a complex relationship: short-term increases in portfolio volatility negatively affect policy outcomes, while long-run instability enables better strategies for addressing the issue.