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. Author manuscript; available in PMC: 2016 May 1.
Published in final edited form as: J Health Econ. 2015 Feb 9;41:59–71. doi: 10.1016/j.jhealeco.2015.01.008

Table 6.

Conditional cross-price elasticities and models of participation in experimental data

(1)
Log(marijuana)		 (2)
Log(beer)		 (3)
Log(cocaine)		 (4)
Participation
Marijuana		 (5)
Participation
Beer		 (6)
Participation
Cocaine
Log(price) 0.003 (0.03) 0.088* (0.05) −0.039* (0.02) −0.003 (0.01) −0.025** (0.01) −0.038*** (0.01)
1[Wave2] 0.024 (0.10) 0.137 (0.15) 0.015 (0.07) 0.021 (0.03) 0.005 (0.03) 0.015 (0.03)
1[treatment] −0.305*** (0.11) 0.002 (0.28) −0.229** (0.09) −0.033 (0.09) −0.025 (0.07) −0.075 (0.11)
MHI score −0.025++ (0.02) −0.030 (0.03) −0.001 (0.01) −0.008 (0.01) 0.003 (0.01) −0.012+ (0.01)
Delay discounting −0.934* (0.51) −1.239 (1.15) 0.214 (0.31) −0.492** (0.23) −0.056 (0.32) −0.499* (0.30)
Log(income) −0.044 (0.11) 0.042 (0.17) 0.042 (0.05) −0.000 (0.03) −0.024 (0.04) −0.005 (0.04)
Log(Budget) (lab only) 0.287*** (0.09) 0.223** (0.08) 0.453*** (0.05) 0.048*** (0.02) 0.085*** (0.02) 0.184*** (0.03)
Constant 0.529 (1.04) 0.627 (1.21) −1.302*** (0.34) 0.213 (0.27) 0.104 (0.30) 0.120 (0.36)
Avg 1.798 4.643 1.510 0.150 0.222 0.310
R-squared 0.110 0.052 0.178 0.026 0.011 0.046
N 208 308 431 1390 1390 1390

Robust standard errors clustered on subjects in parentheses

+

p<.20

++

p<.15

*

p<.10

**

p<.05

***

p<.01