Yes, solving previous years' papers of UPSC Management optional subject can help in improving your understanding of public policy and administration concepts. Here's how:

1. Familiarity with Exam Pattern:
- Solving previous years' papers will help you become familiar with the exam pattern and the type of questions asked in the UPSC Management optional subject.
- This will enable you to understand the areas from which questions are frequently asked and the level of difficulty of the questions.

2. Identifying Important Topics:
- By going through previous years' papers, you can identify the important topics and concepts that are frequently asked in the exam.
- This will help you prioritize your preparation and focus on the areas that carry more weightage in the exam.

3. Application of Concepts:
- Solving previous years' papers will give you an opportunity to apply the concepts you have studied in a practical manner.
- This will help you understand how these concepts are applied in real-life situations and develop a better understanding of their implications in public policy and administration.

4. Time Management:
- Solving previous years' papers will help you practice time management skills as you will get an idea of the time required to solve different types of questions.
- This will enable you to allocate your time efficiently during the actual exam and increase your chances of completing the paper within the given time limit.

5. Self-Assessment:
- Solving previous years' papers will allow you to assess your own performance and identify your strengths and weaknesses in different topics.
- This will help you focus on improving your weaker areas and consolidate your understanding of the concepts.

6. Confidence Building:
- Regular practice of previous years' papers will boost your confidence as you become more familiar with the exam pattern and the type of questions asked.
- This will reduce exam anxiety and help you approach the actual exam with a positive mindset.

Conclusion:
Solving previous years' papers of UPSC Management optional subject is a valuable strategy to improve your understanding of public policy and administration concepts. It provides familiarity with the exam pattern, helps identify important topics, facilitates the application of concepts, enhances time management skills, enables self-assessment, and boosts confidence. Therefore, it is highly recommended to incorporate solving previous years' papers into your preparation strategy to excel in the UPSC Management optional subject exam.