スライド 1

a
Discouted Value (yen)
1000
Data
Hyperbolic
Exponential
800
600
400
200
0
0
2000
4000
6000
8000
10000
Delay (d)
Discouted Value (yen)
b
1000
Data
Hyperbolic
Exponential
800
600
400
200
0
0.0
5.0
10.0
Odds Against
15.0
20.0