interestseconomic
Interestseconomic is not a standard term in economics. It does not appear in major dictionaries or textbooks as a defined field. When used, it is typically as a neologism or a brand name to denote a focus on the role of interest rates and credit conditions in economic activity. In that sense, interestseconomic could be understood as a study of how the pricing and availability of credit influence consumption, saving, investment, and growth.
Conceptual scope would include the determination of interest rates, monetary policy transmission mechanisms, term structure, debt
The term is not standardized and usage varies by author or organization. In practice, discussions on interest