SEOUL, Aug 4 : South Korea will take steps to curb stockmarket volatility, the finance minister said on Tuesday, amid signs of a slowdown in retail investment in single-stock leveraged exchange-traded funds (ETFs).A cap that could limit such ETFs to 20 per cent of an individual's total investment assets was a

(Corrects ETF name to KODEX, not Tiger, in paragraphs 4,5,8. Corrects value of trading volume to 560 billion won, not 291 billion won, and Friday's trading volume to 1.3 trillion won, not 482 billion won, in paragraph 4. Corrects trading volume to 7.4 trillion won, not 3.9 trillion won, in paragraph 8.)SEOUL