Theme of Greed

The Pearl by John Steinbeck
The Bonfire of the Vanities by Tom Wolfe
A Christmas Carol by Charles Dickens

Oliver Twist by Charles Dickens
Hard times by Charles Dickens

The Great Gatsby by F. Scott Fitzgerald
Animal Farm by George Orwell
The Merchant of Venice by William Shakespeare
King Lear by William Shakespeare
The Bad Beginning by Lemony Snicket
Silas Marner by George Eliot

The partner by John Grisham
The winner by David Baldacci
Da Vinci code by Dan Brown
Salt by Maurice Gee
The fat man by Maurice Gee
City of beasts by Isabel Allende
Brave new world by Aldous Huxley
Mortal engines by Philip Reeve.
Mobile cities travel over the erstwhile Europe (more or less - this is far in the future) and the slow and small get eaten by the fast and big. Lots of examples of collective and individual greed.