Dollar gains after two-day drop, US stock futures dip

A gauge of the dollar rose 0.3% after declining Monday as speculation around potential trade deals sparked an extraordinary spike in Taiwan’s dollar and resonated across global foreign exchange markets. The MSCI Emerging Markets Currency Index rose 0.6% to a record. US stock futures edged lower after the S&P 500 halted its longest rally in about 20 years. There’s no cash trading in Treasuries during the Asian day as Japan is closed for a holiday.