RDP 8601: Classical Models and Unobserved Aggregates Equation

var( z t t1 z t )=φvar( z t1 t1 z t1 ) φ +var( ν t ) MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaaeODaiaabg gacaqGYbGaaiikaiaabQhadaWgaaWcbaGaaeiDaaqabaGccqGHsisl daWgaaWcbaGaaeiDaiabgkHiTiaaigdaaeqaaOGaaeOEamaaBaaale aacaqG0baabeaakiaacMcacqGH9aqpcqaHgpGAcaqG2bGaaeyyaiaa bkhacaGGOaGaaeOEamaaBaaaleaacaqG0bGaeyOeI0IaaGymaaqaba GccqGHsisldaWgaaWcbaGaaeiDaiabgkHiTiaaigdaaeqaaOGaaeOE amaaBaaaleaacaqG0bGaeyOeI0IaaGymaaqabaGccaGGPaGafqOXdO MbauaacqGHRaWkcaqG2bGaaeyyaiaabkhacaGGOaGaeqyVd42aaSba aSqaaiaabshaaeqaaOGaaiykaaaa@5E46@