The moves come after Washington banned some high-tech equipment sales to Russia as part of sanctions in response to the annexation of Crimea.
Pfizer, the giant drugmaker, is the latest American company seeking a foreign merger to elude U.S. taxes. Public advocacy groups call such deals unfair and want Congress to crack down.
The U.S. wants to allow imports of fresh beef from Brazil, but the country's livestock has a history of foot-and-mouth disease. American ranchers worry about the risk and lower beef prices.
A top federal regulator for the U.S. housing market signaled some big changes for government-run mortgage giants Fannie Mae and Freddie Mac. The changes likely mean lending will be expanded.
Distributing aid can be an incredibly risky job for Westerners in Somalia, so local entrepreneurs have filled the gap. But what happens when aid become a profitable business in a lawless place?