Envy, the venomous toad: Begrudging others their advantages in life damages happiness in the long term and has no benefits for economic success. http://www.sciencedirect.com/science/article/pii/S0277953617307748 …pic.twitter.com/pLC2ETTgzQ
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The book by Richard Smith is still the undisputed classic: https://www.amazon.com/Envy-Research-Affective-Science-HARDCOVER/dp/B015DMGFNA/ref=sr_1_3?s=books&ie=UTF8&qid=1514363983&sr=1-3&keywords=richard+smith+envy … Also, his review article: http://psycnet.apa.org/buy/2006-23058-003 …