Is it a weapon or merely trade?AP Photo/Dmitry Lovetsky Ryan Haddad, University of Maryland The Biden administration hopes its threat of “severe economic consequences” deters Russia from invading Ukraine – an event Americans officials say could be imminent. In response, the U.S. said it may ban the export of microchips and other technologies to critical sectors like artificial intelligence and aerospace and freeze the personal assets of Russian President Vladimir Putin, among other sanctions. Meanwhile, the Senate is preparing its own “mother of all sanctions” – such as against Russian banks a…