UPDATE 1-Tennis-Davis Cup world group quarterfinal results

Sun Apr 7, 2013 9:48pm BST

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April 7 (Infostrada Sports) - Results from the Davis Cup World Group Quarterfinal matches on Sunday 
3-Argentina beat 5-France 3- 2          
2-Czech Republic beat 8-Kazakhstan 3- 1 
Canada lead Italy 2- 1                  
4-Serbia lead 6-U.S. 3- 1

After wave of QE, onus shifts to leaders to boost economy

DAVOS, Switzerland - Central banks have done their best to rescue the world economy by printing money and politicians must now act fast to enact structural reforms and pro-investment policies to boost growth, central bankers said on Saturday.