Ọdọ mmiri Robertson

Robertson Lag bụ ihe atụ nke usoro igbu oge nke akụ na ụba na-ata ahụhụ mgbe ọnọdụ gbanwere ma kpọọ aha onye ọkachamara akụ na ụba Dennis Robertson . Nke a lag na-akọwa otú ndị na-azụ ahịa si agbanwe ego na akụ na ụba, mgbanwe nke ọrụ oriri ya, na-eduga ná mgbanwe na-egbu oge na oriri ya. Burda, Wyplosz (2005): Macroeconomics: A European Text, Fourth Edition, Oxford University Press

 Hụkwa 

 Lundberg afọ

 Ihe ndetu na nrụtụ aka 
ọnọdụ gbanwere ma kpọọ aha onye ọkachamara