RDP 2005-05: Underlying Inflation: Concepts, Measurement and Performance Equation

1 σ ^ t 2 i = 1 N w i t ( π i t π ^ i ) = 0 for t = 1 , , T . MathType@MTEF@5@5@+=feaagCart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLnhiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=xfr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaqbaeqabeGaaaqaamaalaaabaGaaGymaaqaaiqbeo8aZzaajaWaa0baaSqaaiaadshaaeaacaaIYaaaaaaakmaaqahabaGaam4DamaaBaaaleaacaWGPbGaamiDaaqabaGcdaqadaqaaiabec8aWnaaBaaaleaacaWGPbGaamiDaaqabaGccqGHsislcuaHapaCgaqcamaaDaaaleaacaWGPbaabaGaey4fIOcaaaGccaGLOaGaayzkaaGaeyypa0JaaGimaaWcbaGaamyAaiabg2da9iaaigdaaeaacaWGobaaniabggHiLdaakeaacaaMc8ocbaGaa8Nzaiaa=9gacaWFYbGaaGPaVlaadshacqGH9aqpcaaIXaGaaiilaiablAciljaacYcacaWGubGaaiOlaaaaaaa@5C13@