Introduction:
To ensure a nuanced understanding of economic theories and policies, it is important to have a well-structured study plan. This will help in gaining comprehensive knowledge and insights into the subject matter. Here are some key steps to consider when creating such a study plan.

1. Identify the key economic theories and policies:
Begin by identifying the major economic theories and policies that you aim to study. This could include theories such as classical economics, Keynesian economics, neoclassical economics, and policies such as fiscal policy, monetary policy, and trade policy. Having a clear understanding of the scope of your study will help you focus your efforts effectively.

2. Establish a strong theoretical foundation:
Start by building a strong foundation in economic theory. This can be achieved by studying textbooks and reference materials that cover the fundamental concepts and principles of economics. Understand the basic assumptions, models, and frameworks that underpin economic theories.

3. Explore different perspectives:
To develop a nuanced understanding, it is crucial to explore different perspectives and schools of economic thought. This can be done by reading works from economists with varying viewpoints. For example, studying both Adam Smith's classical economics and John Maynard Keynes' Keynesian economics will provide contrasting perspectives on economic theory and policy.

4. Analyze real-world case studies:
To apply economic theories and policies to real-world situations, analyze case studies and examples. This will help you understand how economic principles are implemented in practice and the outcomes they produce. Look for case studies that highlight the complexities and challenges faced in implementing economic policies.

5. Stay updated with current economic affairs:
To understand the practical implications of economic theories and policies, stay updated with current economic affairs. This includes reading news articles, research papers, and reports on economic trends, events, and policy changes. This will enhance your understanding of how economic theories are adapted and applied in response to real-world circumstances.

6. Engage in discussions and debates:
Engaging in discussions and debates with peers, professors, or online forums can help you gain different perspectives and refine your understanding. Participate in study groups, attend seminars, and contribute to economic forums to broaden your knowledge and challenge your own ideas.

7. Test your understanding:
Regularly test your understanding by solving practice questions, quizzes, and mock exams. This will help you identify any gaps in your knowledge and reinforce your understanding of economic theories and policies.

Conclusion:
By following these steps, you can ensure that your study plan allows for a nuanced understanding of economic theories and policies. Remember to maintain a balance between theoretical knowledge and real-world applications, while also actively engaging in discussions and staying updated with current economic affairs.