Why do power couples migrate to metropolitan areas? Actually, they don't

More than half of all “power couples” – couples in which both spouses are college graduates – live in large metropolitan areas (MSAs) with more than two million residents. What causes the concentration of well-educated couples in big cities?

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<p><a href="http://www.physorg.com/news102079766.html">Why do power couples migrate to metropolitan areas? Actually, they don't</a></p> <p>More than half of all “power couples” – couples in which both spouses are college graduates – live in large metropolitan areas (MSAs) with more than two million residents. What causes the concentration of well-educated couples in big cities?</p>