Introduction:
Analyzing global economic trends, trade relations, and the intersection of political decisions with economic policies is crucial for students studying Political Science and International Relations (PSIR) as an optional subject. It helps them understand the complex dynamics of the global economy and its impact on international relations. There are several reputable journals that provide in-depth analyses in these areas.

Journals Analyzing Global Economic Trends, Trade Relations, and Political-Economic Intersection:

1. World Politics Review: This journal offers comprehensive analysis of global economic trends, trade relations, and the intersection of political decisions with economic policies. It provides in-depth articles written by experts in the field, covering a wide range of topics such as international trade agreements, economic sanctions, and global economic governance.

2. Foreign Affairs: This prestigious journal publishes articles that delve into the economic dimensions of international politics. It offers analysis on global economic trends, trade relations, and the impact of political decisions on economic policies. It is known for its rigorous research and diverse perspectives.

3. Journal of International Political Economy: This academic journal focuses specifically on the intersection of politics and economics. It publishes scholarly articles that examine global economic trends, trade relations, and the influence of political decisions on economic policies. It provides theoretical and empirical analyses, making it a valuable resource for students studying PSIR.

4. The Economist: Although not a scholarly journal, The Economist is widely recognized for its insightful analysis of global economic trends and their political implications. It offers a unique perspective on international trade, economic policies, and the political dynamics that shape them.

5. International Organization: This journal covers a broad range of topics related to international relations, including global economic trends and trade relations. It publishes research articles that analyze the intersection of politics and economics, providing valuable insights into the complex interplay between the two.

Conclusion:
Studying global economic trends, trade relations, and the intersection of political decisions with economic policies is essential for PSIR optional subject students. Journals such as World Politics Review, Foreign Affairs, Journal of International Political Economy, The Economist, and International Organization provide valuable analyses in these areas. Reading and analyzing articles from these journals can enhance students' understanding of the intricate relationship between politics and economics in the global arena.