Einstein note on happy living sells for $1.56 million

A note that Albert Einstein gave to a courier in Tokyo briefly describing his theory on happy living sold at auction in Jerusalem on Tuesday for $1.56 million, the auction house said.

Brazil holds record oil field auctions

Brazil's government notched up a record oil auction Wednesday, with sales of several dozen of the 287 exploration blocks on offer fetching more than $1 billion in Rio de Janeiro.

Court backs California fees for polluters who exceed limits

In a win for environmentalists, a California appeals court on Thursday upheld a key component of the state's landmark climate change effort that requires companies to buy credits if they exceed pollution limits.

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