For marital happiness marry a coal miner, construction worker, oil platform engineer, farmer, etc.

FORBES: Readers Say

On Friday, Brazilian stocks were mixed as rises in basic materials shares such as those of Petrobras, the national oil company, and miner Vale were partly offset by declines in steel companies.

FORBES: Magazine Article

On Friday, Brazilian stocks were mixed as rises in basic materials shares such as those of Petrobras , the national oil company, and miner Vale (nyse: RIO - news - people ) were partly offset by declines in steel companies.

FORBES: Canadian Shares Slip

Arguably, the biggest surprise in this news is the desire of a copper and gold miner such as Freeport-McMoRan to become heavily involved in the oil and gas business.

FORBES: Has Freeport Set Off a New Wave of Energy M&A?