Some bankers worry about how to navigate unpredictable shifts in government policy, the impact of trade tariffs, a potentially perilous fiscal path that adds trillions of dollars to the national debt as well as about the potential tightening of visa programmes. As Wall Street greets Trump's return to the White House with greed and trepidation, FRANCE 24's Carys Garland is joined by Jon Gould, Dean of the School of Social Ecology at the University of California. Dean Gould is a distinguished scholar in justice policy, social change and government reform who has held key positions in the US Department of Justice.