Before revision: In the aftermath of the interbank market collapse of 2007-08, the scope of systemic risk research has broadened to encompass a wide range of channels  , notably asset correlations, default contagion, illiquidity contagion, and asset firesales.
After revision: In the aftermath of the interbank market collapse of 2007-08, the scope of systemic risk research has broadened to encompass a wide range of channels , default contagion, illiquidity contagion, and asset firesales.