Real Gross Domestic Product (GDPC1) Source: U.S. Department of Commerce: Bureau of Economic Analysis Lucas (1987) models of business cycles Table 1 Cost of reducing growth from ,«0 = 0.03 when 0 = 0.95 0.01 0.45 0.02 0.20 0.03 0.00 0.04 -0.17 0.05 -0.31 0.06 -0.42 1 Table 2 Cost of consumption instability: g[o\) o 0.013 0.039 0.120 1 0.00008 0.00072 0.0065 5 0.00042 0.0038 0.034 10 0.00084 0.0076 0.068 20 0.0017 0.015 0.136 [26] Barlevy (2005) FIGURE 2 Log consumption per capita, 1948-2003 Stabilization corresponds to filling in troughs 10.2 10.0 ln(C*) ^ Interpolating NBER peaks -—^^fT 9,8 9.6 \ 9.4 ln{C*) DeLong >^ \ ■ and Summers ln(C) estimate jf 9.2 9.0 8.8 1948 '53 '58 '63 '68 '73 '78 '83 '88 '93 '98 2003 Sources: Consumption data from the Bureau of Economic Analysis; population data from the Census Bureau. 2 FIGURE 3 Log consumption per capita, 1948-2003 8 8 I-1-1-1-1-1-1-■-1-1-1-1 1948 '53 58 '63 '68 '73 '78 '83 '88 93 '98 2003 Sources: Consumption data from the Bureau of Economic Analysis; population data from the Census Bureau. 3