The first agreement under the U.S.-Taiwan Initiative for 21st-Century Trade is an important “building block” toward a future free trade agreement, the Taiwanese government said on Friday, calling it the “most comprehensive” deal agreed between the two trading partners since the 1970s. The Office of the U.S. Trade Representative on Thursday announced the two sides had reached an early harvest agreement on five issues: customs administration and trade facilitation, good regulatory practices, domestic regulation of services, anticorruption and small...