BoJ surprises as it unveils negative interest rate policy

The Bank of Japan shocked markets Friday after it adopted a negative interest rate policy to spur lending and hit its two-percent inflation target as the government struggles to kickstart the world's number three economy. The decision to unleash a new weapon in the central bank's war on deflation sent the yen plunging and sent the Nikkei 225 stock index soaring more than three percent as investors welcomed the move. The decision to slash borrowing costs to below zero means banks pay to park thei