The classical economist believed in the existence of ............. in the economy.

IS curve slopes downward

Equilibrium in the money market requires an 

The IS-LM model uses two relations to determine, the two endogenous variables, they are 

Any increase in government expenditure may have an expansionary effect even though these expenditure are matched by an equal increase in taxes. This has been called

The combined effect of the multiplier and the accelerator is also called