% Change is calculated based on the adjusted price on ex-date for applicable Corporate Actions. % Change for securities undergoing call auction in special pre-open session is calculated based on the equilibrium price discovered in the session.
Definition: Law of diminishing marginal returns â. At a certain point, employing an additional factor of production causes a relatively smaller increase in output. Diminishing returns occurs in the short run when one factor is fixed (e.g. capital)
In other words, keeping all other factors constant, the additional output gained by another one unit increase of the input variable will eventually be smaller than the additional output gained by the previous increase in input variable. At that point, the diminishing marginal returns take effect. A Farmer Example of Diminishing Returns