Oil price shock has triggered every recession for the last 40 years. Anti-inflationary policy exaggerated the impact and extended the slowdown in 2009. The Great Depression was triggered not by wild hyperinflation leading to collapse, but rather by unduly harse monetary policy in the late twenties. The key problem is both periods was seen to be Inflation when in fact it was Deflation. Inflation is Inflated; Deflation is Deadly