South Korean stocks closed slightly higher Friday ahead of the US payrolls data release. The local currency rose against the US dollar. The benchmark Korea Composite Stock Price Index added 5.13 points, or 0.21 percent, to close at 2,408.73. Trading volume was slim at 284.6 million shares worth 6.36 trillion won ($4.71 billion), with gainers outpacing losers 652 to 220. Foreigners sold off a net 325.4 billion won wor...