138 Optimizing Optimization
1800 2000 2200 2400 2600 2800 3000
A
B
Realized wealth
Sample paths of wealth
Wealth (Optimized portfolio–sharpe)
Wealth (Optimized portfolio–R-Ratio (0.1,0.35))
Observations
0.9
0
0.8
1.1
1.2
0.3
1.4
1.5
Sample paths of total return
Total-return (sharpe)
Total-return (R-Ratio (0.1, 0.35))
2400 2600 2800 3000
Observations
1800 2000 2200
Realized total return
–0.1
–0.2
0
0.1
0.2
0.3
0.4
0.5
Figure 5.4 Final wealth and total return realized in 1,000 days using either the Rachev
ratio with parameters α 0.35; β 0.1 or the Sharpe ratio.