President Donald Trump’s top economic adviser — former Goldman Sachs executive Gary Cohn — has come out in favor of a radical reform: restoring the Depression-era Glass-Steagall Act, which for much of the 20th century separated bread-and-butter commercial banking from high-octane investment banking. The thinking behind this proposal is appealing. The basic idea is to narrow the scope of …

  US Vice President Mike Pence arrived in South Korea at the start of a 10-day trip to Asia a day after North Korea paraded its intercontinental ballistic missiles in a military display in Pyongyang to celebrate the 1912 birthday of Kim Il Sung, North Korea’s founding ruler. Pence Asia trip coincides with the North Korea’s failed missile launch. It …

  When I was studying for my doctorate in economics, a friend was studying for his in strategy. When I asked to explain the difference between the two fields, he said it boiled down to one thing — economists assume that companies behave optimally, while strategists try to find ways they can do better. In some corners of the econ …