Mark Carney has appeared on The Daily Show with Jon Stewart to talk about what kind of a Liberal leadership candidate he would make, Conservative Leader Pierre Poilievre and the economic threat Canada faces from the incoming Trump administration.

In a situation like this, you need change. You need to address the economy,' Mark Carney told 'Daily Show' host Jon Stewart in an appearance.

Mark Carney is set to unveil his Liberal leadership campaign this afternoon in Edmonton, ending nearly a decade of speculation about his political ambitions.