Portfolio estimates record companies, promoters and licensers make $30- to $40-million because of endorsements, record sales and other business.
It estimates the paparazzi make 4 million dollars from selling photos of the Kentwood native. Celebrity tabloids, web traffic and other media make an estimated $75 millionoff her in a year.
A celebrity tabloid can sell as many as 33 percent more copies if Spears is on the cover.
Her ex-husband, Kevin Federline, pulls in a million dollars a year because of her, and not just the $35,000 a month from spousal and child-support payments. K-Fed reportedly gets $30,000 from nightclubs just to show up.
