Is there another main macroeconomic concept you hear so little about outdoors the halls of academia?:
We establish a shock that explains the majority of fluctuations in fairness threat premia, and present that the shock additionally explains a big fraction of the business-cycle comovements of output, consumption, employment, and funding. Recessions induced by the shock are related to reallocation away from full-time everlasting positions, in the direction of part-time and versatile contract staff. An actual mannequin with labor market frictions and fluctuations in threat urge for food can clarify all of those information, each qualitatively and quantitatively. The scale of risk-driven fluctuations will depend on the connection between the riskiness and productiveness of various shops of worth: if protected financial savings automobiles have comparatively low marginal merchandise, then a flight to security will drive a bigger mixture contraction.
That’s from a new NBER working paper by Susanto Basu, GiacomoCandian, Ryan Chahrout, and Rosen Valchev, and you will see associated concepts in my 1998 e book Threat and Enterprise Cycles and in addition the sooner work of Fischer Black.