Jason Welker
Welker, J. (2012, March 29). 2.1 measuring national economic performance [Video file]. Retrieved from https://www.youtube.com/watch?v=ZdGnhusKnRU&list=PL2FD1FD4FF529E80C
Welker, J. (2011, October 31). 2.2 aggregate demand and aggregate supply [Video file]. Retrieved from https://www.youtube.com/watch?v=adgqvtlUtMk&list=PL42720911F9752152
Welker, J. (2016, April 27). 2.3 Macroeconomic objectives [Video file]. Retrieved from https://www.youtube.com/watch?v=pyDAfdG7ugs&list=PL49E050391B82B617
Revision Notes
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Here is a topic-by-topic listing of the available study notes for the macroeconomics topics for Year 1 (AS) A Level Economics here on tutor2u.