With Donald Trump taking office again as U.S. president, countries around the world including Taiwan are closely watching to see how he will keep his promise to put the U.S. first, including a pledge to impose sweeping tariffs on all imports. TaiwanPlus speaks to Lien Hsien-ming, president of leading Taipei-based think tank the Chung-hua Institute for Economic Research (CIER), on what the second Trump presidency means for Taiwan's economy.