U.S. Supreme Court Justice Anthony Kennedy put gay marriage on hold in Idaho on Wednesday by granting state officials' request for a stay.

Many governors say they cannot keep granting state workers high wage increases, which in 2011 exceeded 30 percent.

Europe's top court has ruled against the British government's golden share in airport firm BAA and a Spanish law granting state control over privatised firms.

Granting state backing to a new European agency, however, presents other problems.