5 Shifters of Demand
Taste/preferences, number of consumers, price of related goods, income, expectations
5 Shifters of Supply
Price of resources, number of producers, technology, taxes/subsidies, expectations
Spending multiplier
1/MPS or 1/1-MPC
Tax multiplier
MPC/MPS
4 shifters of AD
CIGX
4 shifters of SRAS
Change in price of resources, taxes and subsidies, change in productivity, and expectations
Stagflation
Price level up, the quantity goes down so unemployment and inflation is high