Yes, solving previous years' papers of UPSC Management optional subject can help in improving understanding of rural and urban management concepts. Here's how:

1. Familiarity with Exam Pattern and Question Types:
- Solving previous years' papers gives you an idea about the exam pattern, types of questions asked, and the level of difficulty.
- It helps you understand the areas that are frequently tested, allowing you to focus your preparation accordingly.

2. Exposure to Different Concepts and Topics:
- Previous years' papers cover a wide range of topics related to rural and urban management.
- By solving these papers, you get exposed to various concepts, theories, case studies, and real-world examples.
- This exposure enhances your understanding of the subject and helps you develop a comprehensive knowledge base.

3. Identification of Knowledge Gaps:
- When you attempt previous years' papers, you may come across questions that you are unable to answer.
- This indicates areas where you lack knowledge or understanding.
- By analyzing these gaps, you can identify the topics that require further study and focus your efforts accordingly.

4. Application of Concepts:
- Solving previous years' papers requires you to apply your knowledge to answer questions.
- This helps in reinforcing your understanding of the concepts and their practical application in rural and urban management scenarios.
- It also improves your problem-solving and analytical skills, which are crucial for the UPSC exam.

5. Time Management and Exam Strategy:
- Solving previous years' papers enables you to practice time management skills.
- It helps you become familiar with the time constraints of the exam and strategize accordingly.
- You can learn to prioritize questions, allocate time wisely, and develop effective exam-taking strategies.

6. Self-Assessment and Performance Evaluation:
- Solving previous years' papers allows you to assess your own performance.
- By comparing your answers with the model solutions or answer keys, you can gauge your level of preparation and identify areas for improvement.
- It helps in building confidence and reducing exam-related anxiety.

Conclusion:
- Solving previous years' papers of UPSC Management optional subject is an effective strategy to improve understanding of rural and urban management concepts.
- It provides familiarity with the exam pattern, exposes you to different topics, helps identify knowledge gaps, allows application of concepts, improves time management, and facilitates self-assessment.
- By incorporating this practice into your preparation strategy, you can enhance your chances of success in the UPSC examination.