What is the source of the allusion in the sentence below?
Mr. Floyd has a reputation as a Scrooge, so our club has stopped asking him for donations.

 - the Bible
 - literature
The source of the allusion Scrooge is literature.
The novella A Christmas Carol, by Charles Dickens, tells the story of the penny-pinching and bitter Ebenezer Scrooge, who values money more than people.
The allusion Scrooge means a person who isn't generous.