David Rosenberg has long been one of the more bearish strategists on Wall Street. At Merrill Lynch in the 2000s, he was one of the few to predict the global financial crisis of 2008-09.

David Rosenberg's first day as a Wall Street economist was October 19, 1987, when stocks fell 22%. Rosenberg's main takeaway from Black Monday was learning to assess why a drawdown was happening.

Similar policy actions since the 1990s have failed to avert economic recessions. Economist David Rosenberg explains why history might repeat itself. There is now $1.6 trillion worth of outstanding ...

David Rosenberg, Rosenberg Research founder and president, joins 'Money Movers' to discuss what the 'detox' period looks like for the economy, Rosenberg's GDP forecast, and much more. Trump says ...