Pipeline capacity is insufficient, and when oil is exported the companies often have a hard time getting paid.

FORBES: Billionaire Returns To The Iraqi Oil Game With New IPO

Bishop Cappio wonders why water is being exported when 3m people live along the river's course, many of them poor and without plumbing.

ECONOMIST: Brazil's S?o Francisco river project

Egypt currently gets most of its electricity from natural gas and has large reserves, but there is a cost in burning the stuff at home when it could be exported.

ECONOMIST: Egypt and nuclear power

The days are gone when something was made in one country and exported.

ECONOMIST: The G20 summit