"Wrongful gain" is gain by unlawful means of property to which the person gaining is not legally entitled"
"Wrongful loss"-"Wrongful loss" is the loss by unlawful means of property to which the person losing it is legally entitled"
Gaining wrongfully/Losing wrongfully"-A person is said to gain wrongfully when such person retains wrongfully, as well as when such person acquires wrongfully" A person is said to lose wrongfully when such person is wrongfully kept out of any property, as well as when such person is wrongfully deprived of property"