Brevik, Frode; Gärtner, Manfred - In: The Journal of Economic Education 38 (2007) 2, pp. 229-247
The authors review the graphical approach to teaching the real business cycle model introduced in Barro. They then look at where this approach cuts corners and suggest refinements. Finally, they compare graphical and exact models by means of impulse-response functions. The graphical models yield...