Chapter 13 Economic Instability Vocabulary Section One - Business Cycles and Fluctuations business cycles business fluctuations recession peak trough expansion trend line depression depression scrip leading economic indicator composite index of leading indicators – econometric model - Section Two- Inflation inflation deflation price index consumer price index (CPI)market basket creeping inflation hyperinflation stagnation producer price index (PPI)implicit GDP price deflator demand-pull inflation cost-push inflation creditor debtor Section Three- Unemployment labor force unemployed unemployment rate frictional unemployment structural unemployment outsourcing – technological unemployment cyclical unemployment seasonal unemployment GDP gap misery index discomfort index -