Macroeconomics ECO2013 Formula and Symbol Sheet for Exam 2 Equations 1 Symbols y GDP C Consumption I Investment G Government Expenses NX Net Exports x m X exports M Imports UF Frictional Unemployment US structural unemployment UC cyclical unemployment U natural unemployment Y actual output R real interest rate I nominal interest rate inflation PI price index CVI Civilian Labor Force U the actual rate of unemployment YF potential output 1 Population of employed unemployed individuals is only measured of citizens aged 16 and over
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