Answer:
Mercantilism was an economic system of trade that spanned from the 16th century to the 18th century. Mercantilism is based on the principle that the world's wealth was static, and consequently, many European nations attempted to accumulate the largest possible share of that wealth by maximizing their exports and by limiting their imports via tariffs.
It demonstrates the idea of fulfilling your destiny, and following your dharma. Arjun makes the decision to fight and thus completes his duties, virtues and destiny. This is framed as the right decision, doing what you are supposed to do.