17  Genda Yuji, ed., Hitode busoku na noni naze chingin ga agaranai no ka (Tokyo: Keio University Press, 2017).
17  Chart 7 Phillips Curve CPI (less fresh food and energy), y/y % chg.  4 1983/1Q-2013/1Q 3  2013/2Q-2017/3Q  2 B 1  D  -1  C D: 2013/2Q-2017/3Q y = 0.2636x + 0.5654 R² = 0.1722  -2 A -3 -8 %  4  A: 1983/1Q-2013/1Q y = 0.3592x + 0.6789 R² = 0.4862 B: 1983/1Q-1995/4Q y = 0.2042x + 1.5045 R² = 0.334 C: 1996/1Q-2013/1Q y = 0.2141x - 0.0057 R² = 0.4253  0  -7  -6  -5  -4  -3  -2  -1  0  1  2  Output gap (2-quarter lead, %)  Introduction of consumption tax Apr.