The Happiness-Income Paradox RevisitedRichard A. Easterlin, Laura Angelescu McVey, Malgorzata Switek, Onnicha Sawangfa, Jacqueline Smith Zweig · First published 2011Open the Tome
Personality Disorders in Older AdultsErlene Rosowsky, Robert C. Abrams, Richard A. Zweig · First published 1999Open the Tome
