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Table 2 Attributes and levels

From: A quasi-hyperbolic discounting approach to smoking behavior

Alternative 1

Attributes

Levels

Reward:

100,000 JPY

(1,000 US$)

Winning probability:

100%

Time delay:

None

Alternative 2

Attributes

Levels

Reward:

150,000 JPY

200,000 JPY

250,000 JPY

300,000 JPY

(1,5000 US$)

(2,000 US$)

(2,500 US$)

(3,000 US$)

Winning probability:

40%

60%

80%

90%

Time delay:

1 month

6 months

1 year

5 years