RDP 2007-10: Trade Costs and Some Puzzles in International Macroeconomics Equation (4)

log ( C i t C t ) = δ 4 i + ϕ 4 log ( G D P i t G D P t ) + γ 4 log ( G D P i t G D P t ) f i t + θ 4 f i t + e 4 i t MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaciiBaiaac+ gacaGGNbWaaeWaaeaadaWcaaqaaiaadoeadaWgaaWcbaGaamyAaiaa dshaaeqaaaGcbaGaam4qamaaCaaaleqabaGaey4fIOcaaOWaaSbaaS qaaiaadshaaeqaaaaaaOGaayjkaiaawMcaaiabg2da9iabes7aKnaa BaaaleaacaaI0aGaamyAaaqabaaccaGccWaJa+3kaSIaeqy1dy2aaS baaSqaaiaaisdaaeqaaOGaciiBaiaac+gacaGGNbWaaeWaaeaadaWc aaqaaiaadEeacaWGebGaamiuamaaBaaaleaacaWGPbGaamiDaaqaba aakeaacaWGhbGaamiraiaadcfadaahaaWcbeqaaiabgEHiQaaakmaa BaaaleaacaWG0baabeaaaaaakiaawIcacaGLPaaacqWFRaWkcqaHZo WzdaWgaaWcbaGaaGinaaqabaGcciGGSbGaai4BaiaacEgadaqadaqa amaalaaabaGaam4raiaadseacaWGqbWaaSbaaSqaaiaadMgacaWG0b aabeaaaOqaaiaadEeacaWGebGaamiuamaaCaaaleqabaGaey4fIOca aOWaaSbaaSqaaiaadshaaeqaaaaaaOGaayjkaiaawMcaaiaadAgada WgaaWcbaGaamyAaiaadshaaeqaaOGae83kaSIae8hUde3aaSbaaSqa aiaaisdaaeqaaOGaamOzamaaBaaaleaacaWGPbGaamiDaaqabaGccq WFRaWkcaWGLbWaaSbaaSqaaiaaisdacaWGPbGaamiDaaqabaaaaa@769D@