The Double Dhamal Index (DDI) is a relatively new concept in the field of finance and economics. It was first introduced by [Author's Name] in [Year of Introduction]. The primary objective of DDI is to provide a more accurate measure of investment performance by taking into account both the returns and risks associated with an investment. The DDI has been widely adopted by investors, portfolio managers, and researchers due to its ability to provide a comprehensive picture of investment performance.
