RDP 9502: Price Stickiness and Inflation Equation (11)

SD S 2 =α( σ 1 2 + μ 1 2 )+( 1α )( σ 2 2 + μ 2 2 ), MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaam4uaiaads eacaWGtbWaaWbaaSqabeaacaaIYaaaaOGaeyypa0JaeqySde2aaeWa aeaacqaHdpWCdaqhaaWcbaGaaGymaaqaaiaaikdaaaGccqGHRaWkcq aH8oqBdaqhaaWcbaGaaGymaaqaaiaaikdaaaaakiaawIcacaGLPaaa cqGHRaWkdaqadaqaaiaaigdacqGHsislcqaHXoqyaiaawIcacaGLPa aadaqadaqaaiabeo8aZnaaDaaaleaacaaIYaaabaGaaGOmaaaakiab gUcaRiabeY7aTnaaDaaaleaacaaIYaaabaGaaGOmaaaaaOGaayjkai aawMcaaiaacYcaaaa@54EB@