In April 2010, Christina Romer, who was then serving as chair of the President’s Council of Economic Advisers, argued:

The overwhelming weight of the evidence is that the current very high—and very disturbing—levels of overall and long-term unemployment are not a separate, structural problem, but largely a cyclical one.

Was Romer arguing that the high unemployment in 2010 was largely due to problems with aggregate demand or to problems with aggregate supply?

Briefly explain.