How hard is that?
The abstract says it in a bit more formal academic tones: " The findings suggest that for most people, the motivation for redistribution is financial self-interest".
But put it to a vote to pretty much any group of people, at any time, in any place, and they'd prefer to steal from their neighbors than they would to work themselves.
The trick of civilization is curb this impulse, thus allowing the generation of positive sum games.
As Milton Friedman once said (and apologies for butchering this; it's from memory): the wonder of capitalism is that it's the only system that restrains the capitalists.
...by which he means that every society has rapacious take-no-prisoners people.
The trick is to channel that into METAPHORIC rape and take-no-prisoners, and away from the literal implementation.