Today, the Congressional Budget Office (CBO) issued an analysis of the budgetary and economic effects of repealing the Affordable Care Act (ACA), the first such estimate to factor the law’s impact on the economy into the price tag for repealing it, a type of analysis also known as dynamic scoring. Though much of the report is predictable and consistent with past analyses by the CBO of the ACA, it is novel in the comprehensiveness of its scope, and offers three important lessons for observers and policymakers.