Research on returns refers to the analysis and study of the performance of an investment or asset over a certain period of time. This area of research focuses on understanding the factors that influence the returns on investments, such as market conditions, risk management strategies, and portfolio diversification. Researchers in this field use various methods, such as statistical analysis, financial modeling, and economic theory, to study returns and generate insights that can help investors make informed decisions. The goal of research on returns is to help investors maximize their returns while managing risks effectively.