‘Campaigns’ Aren’t Necessarily Campaigns in the Age of ‘Super PACs’

And Senator Marco Rubio’s chance of winning his party’s nomination may hinge on the support of an “independent” group financed by a billionaire who has bankrolled Mr. Rubio’s past campaigns, paid his salary teaching at a university and employed his wife.

With striking speed, the 2016 contenders are exploiting loopholes and regulatory gray areas to transform the way presidential campaigns are organized and paid for.

.. Major costs of each candidate’s White House bid, from television advertising to opposition research to policy development, are now being shifted to legally independent organizations that can accept unlimited contributions from wealthy individuals, corporations and labor unions.

.. Traditionally, a candidate who waited too long to hire a campaign staff risked losing all the best talent to rival candidates. Hire too early, and the campaign’s payroll costs quickly balloon, burning through contributions that are capped at $2,700 per donor.