Much of the literature examining the effects of oil shocks asks the question "What is an oil shock?" and has concluded that oil-price increases are asymmetric in their effects on the US economy. That is, sharp increases in oil prices affect economic activity adversely, but sharp decreases in oil...

During the typical recovery from U.S. post-War period economic downturns, employment recovers to its pre-recession level within months of the output trough. However, during the last two recoveries, employment has taken up to two years to achieve its pre-recession benchmark. We propose a formal...