RDP 2009-01: Currency Misalignments and Optimal Monetary Policy: A Re-examination Equation (B3)

υ t = c t + c t * n t n t * + 1 σ 2 ( c t 2 + c t * 2 ) 1 + ϕ 2 ( n t 2 + n t * 2 ) + o ( a 3 ) . MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaeqyXdu3aaS baaSqaaiaadshaaeqaaOGaeyypa0Jaam4yamaaBaaaleaacaWG0baa beaakiabgUcaRiaadogadaqhaaWcbaGaamiDaaqaaiaacQcaaaGccq GHsislcaWGUbWaaSbaaSqaaiaadshaaeqaaOGaeyOeI0IaamOBamaa DaaaleaacaWG0baabaGaaiOkaaaakiabgUcaRmaalaaabaGaaGymai abgkHiTiabeo8aZbqaaiaaikdaaaWaaeWaaeaacaWGJbWaa0baaSqa aiaadshaaeaacaaIYaaaaOGaey4kaSIaam4yamaaDaaaleaacaWG0b aabaGaaiOkaiaaikdaaaaakiaawIcacaGLPaaacqGHsisldaWcaaqa aiaaigdacqGHRaWkcqaHvpGzaeaacaaIYaaaamaabmaabaGaamOBam aaDaaaleaacaWG0baabaGaaGOmaaaakiabgUcaRiaad6gadaqhaaWc baGaamiDaaqaaiaacQcacaaIYaaaaaGccaGLOaGaayzkaaGaey4kaS Iaam4BamaabmaabaWaauWaaeaacaWGHbWaaWbaaSqabeaacaaIZaaa aaGccaGLjWUaayPcSdaacaGLOaGaayzkaaGaaiOlaaaa@6B5F@