Public policy is evaluated for effectiveness through various methodologies, including data analysis, cost-benefit assessments, and stakeholder feedback. Policymakers often establish specific indicators or outcomes to measure success against predetermined objectives. Continuous monitoring and evaluation allow for adjustments to be made, ensuring policies meet their intended goals. Public consultations and expert reviews can also enhance the evaluation process, providing diverse perspectives on the policy’s impact. Ultimately, effective evaluation is crucial for fostering adaptive governance and accountability.