The Wall Street Journal:
World Cup fans, take note: If your team loses, the problem may be too much talent.
Of course, teams benefit from great players. Still, a new study from researchers on both sides of the Atlantic finds that in team-oriented sports like soccer and basketball, too many stars on one team can hurt performance by impairing teamwork. But in baseball—with its emphasis on individual performance by batters, pitchers and fielders—the more stars, the better.
The study, by social scientists at Columbia University, France’s Insead business school and Amsterdam’s VU University, analyzed data from all three sports to tease out the connections among star talent, teamwork and success.
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