Politics at the Cutting Edge: Intergovernmental Policy Innovation in the Affordable Care Act

In the eight years since the passage of the Patient Protection and Affordable Care Act (ACA), state governments have remained critical sites of contention over the law. Intense partisan conflict over ACA implementation has raised questions about traditional theories of intergovernmental relations, which posit that federal–state cooperation depends largely on policy design. Yet, few studies have examined how partisanship, as well as other...