Campaigning officially kicked off in South Korea on Tuesday some three weeks before the presidential election. On March 9, South Koreans will elect a successor to social-liberal President Moon Jae In, who cannot stand for re-election after five years in office. According to recent polls, it could be a close race between the candidate of the ruling Democratic Party of Korea (DPK), Lee Jae Myung, and the conservative candidate of the opposition People Power Party (PPP), Yoon Suk Yeol. A total of 14 candidates have registered for the election. For Asia’s fourth-largest economy, the presidential e…