Bodkin, Ronald G.; Neder, Angel Enrique - In: Eastern Economic Journal 29 (2003) 3, pp. 339-358
There are two generally accepted ways of plotting the aggregate demand (AD) and aggregate supply (AS) curves in the goods market. One puts the price level on the vertical axis (the P - y approach); the other plots the real interest rate on the vertical axis (the r - y approach). This paper...