Aggregate Demand Video Tutorial www.macrotutor.weebly.com This video is the first in a set of four explaining the Hicks-Hansel model of Keynes' theory of Aggregate Demand, specifically the IS-LM interpretation. This model is very im Related tags:Macroeconomics macro tutor aggregate demand IS-LM ISLM Length:8min Views: 10432 | rating: 4.8333335 with 24 total votes.