Last month, Korea's biggest institutional investor, the National Pension Service, made its first moves as an active shareholder.<br />Now it's doing it again -- planning to push a major dairy company, Namyang, to pay more dividends.<br />Since last year, the NPS has had a policy of acting to raise profitability at the companies it has a stake in... and enhance value for shareholders.<br />The NPS has a 6-point-6 percent share in Namyang Dairy.<br />The company has been criticized for paying small dividends despite its high earnings. <br /><br />