economic rent
noun
: the return for the use of a factor in excess of the minimum required to bring forth its service
Example Sentences
Recent Examples on the Web Thus, the East India Company acquired by accident the ultimate economic rent — a secure, unearned income stream. 
Iain Murray, National Review, 2 Nov. 2019 Daniel Leff: In media and entertainment, there’s changing consumer behaviors, and incumbents are stuck with the gravitational pull of legacy behaviors, trying to protect historic excessive economic rent. Joe Pompeo, The Hive, 5 Dec. 2017
Iain Murray, National Review, 2 Nov. 2019 Daniel Leff: In media and entertainment, there’s changing consumer behaviors, and incumbents are stuck with the gravitational pull of legacy behaviors, trying to protect historic excessive economic rent. Joe Pompeo, The Hive, 5 Dec. 2017 Word History
First Known Use
1889, in the meaning defined above