RDP 2009-01: Currency Misalignments and Optimal Monetary Policy: A Re-examination Equation (B4)

υ t max = 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=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaeqyXdu3aa0 baaSqaaiaadshaaeaaciGGTbGaaiyyaiaacIhaaaGccqGH9aqpceWG JbGbaebadaWgaaWcbaGaamiDaaqabaGccqGHRaWkceWGJbGbaebada qhaaWcbaGaamiDaaqaaiaacQcaaaGccqGHsislceWGUbGbaebadaWg aaWcbaGaamiDaaqabaGccqGHsislceWGUbGbaebadaqhaaWcbaGaam iDaaqaaiaacQcaaaGccqGHRaWkdaWcaaqaaiaaigdacqGHRaWkcqaH dpWCaeaacaaIYaaaamaabmaabaGabm4yayaaraWaa0baaSqaaiaads haaeaacaaIYaaaaOGaey4kaSIabm4yayaaraWaa0baaSqaaiaadsha aeaacaGGQaGaaGOmaaaaaOGaayjkaiaawMcaaiabgkHiTmaalaaaba GaaGymaiabgUcaRiabew9aMbqaaiaaikdaaaWaaeWaaeaaceWGUbGb aebadaqhaaWcbaGaamiDaaqaaiaaikdaaaGccqGHRaWkceWGUbGbae badaqhaaWcbaGaamiDaaqaaiaacQcacaaIYaaaaaGccaGLOaGaayzk aaGaey4kaSIaam4BamaabmaabaWaauWaaeaacaWGHbWaaWbaaSqabe aacaaIZaaaaaGccaGLjWUaayPcSdaacaGLOaGaayzkaaGaaiOlaaaa @6EE9@