Millions of Americans are going to vote for someone other than Donald Trump and Hillary Clinton in November. The Libertarian Gary Johnson and the Green Party candidate Jill Stein together command about 10 percent of the vote in recent polls. Yet their supporters, who feel alienated from the two-party system, probably don’t want their country to adopt a European-style multiparty …

  One of the big attractions of 3-D printing is that it’s so cheap and simple. Just come up with a design, and that nice little machine you bought for $499.99 at Staples will extrude it in layer after layer of warm plastic that hardens as it cools. And then you have…a plastic thing! If you want your thing made …

  The post-Brexit battle for Europe’s capital markets business has already started, even before official exit negotiations have been triggered. Bloomberg News reported Thursday that London’s biggest investment banks seem resigned to losing the $570 billion market for clearing trades of euro-denominated derivatives. Some London-based banks want Theresa May’s government to strike an interim deal to protect financial services now. …