South Koreans are more likely to travel domestically than abroad during the upcoming six-day Chuseok holiday, the longest in six years, a recent survey showed Wednesday. According to a weekly survey on travel plans and patterns conducted by the research firm Consumer Insight, among respondents going on trips during the Chuseok break, 16 percent plan to go on domestic trips while 4 percent plan to travel abroad. The survey was conducted on some 2,000 Koreans between two to five weeks before the C