Universal basic income (UBI) is either a miracle cure for ailing capitalist economies or a dead end for a doomed, under-employed underclass. Nobody really knows which is true because UBI has never been fully studied. Now, one of the most ambitious efforts so far is about to spend millions to find out. As populist uprisings sweep the Western world bringing authoritarian leaders to power, people across the political spectrum are taking a hard look at UBI. Partially tested in various places in the 1960s and 1970s—including areas of the US, Canada, and India—UBI gives everyone a guaranteed minimum payment as a way to, in theory, reduce poverty and improve health, education, and other benefits. . .