South Korea\'s economy grew 0.7 percent in the third quarter from three months ago, the central bank said Thursday. Real gross domestic product (GDP), the broadest measure of economic performance, expanded 0.7 percent on-quarter in the third quarter, slower than a revised on-quarter growth rate of 0.9 percent tallied in the second quarter, the Bank of Korea (BOK) said in a statement. From a year earlier, the real GDP advanced 3. 4 percent over the same period.