Monetary and Banking Economics in the field of economics deals with the influence of monetary and banking policies on the economy, particularly on inflation, interest rates, exchange rates, and financial system stability. There is also a discussion of the role of central banks, financial institutions, and money markets in economic activities. This is important in understanding and addressing macroeconomic issues and determining appropriate monetary and banking policies.

Development Planning in the field of economics deals with the process of economic development planning which includes social, economic, and environmental development. In this context, there is a discussion of planning aspects such as social, economic, political, technical, and environmental aspects. The main goal is to achieve sustainable and equitable development, as well as to address various development problems in the region. Therefore, understanding and applying appropriate development planning is very important in achieving national development goals.

International Economics and Trade in economics discuss international trade, foreign trade policies, and their impact on a country's economy. There are also discussions on factors that influence international trade, such as tariff and non-tariff policies, international trade agreements, and global economic conditions. This is important in understanding the challenges and opportunities in international trade and formulating appropriate policies to strengthen a country's economic position in the global market.