DUBLIN, IRELAND: WPP Group's PR and public affairs revenue grew 0.3% on a like-for-like basis in the second quarter of 2012 to more than $369 million. Operating margins in the sector fell 2 points to 13.5% in the quarter.

PR and public affairs revenue was up 1% in the first six months of the year on a like-for-like basis, compared with the same period of 2011, to $725.7 million. Operating profit in the first half of 2012 was $98 million.

The ...