TABLE 2.

OLS regressions on the logarithm of inflation-adjusted kidney price.

Variables	Model I	Model II	Model III	Model IV
Constant	4.19*** (0.025)	4.089*** (0.038)	4.074*** (0.039)	4.078*** (0.039)
2012	0.024 (0.035)	0.023 (0.035)	0.03 (0.035)	0.034 (0.035)
2013	−0.045 (0.038)	−0.045 (0.038)	−0.044 (0.038)	−0.04 (0.038)
2014	0.077** (0.036)	0.075** (0.036)	0.077** (0.036)	0.084** (0.036)
2015	0.084** (0.035)	0.077** (0.034)	0.081** (0.034)	0.085** (0.034)
2016	0.095** (0.039)	0.101*** (0.038)	0.103*** (0.038)	0.103*** (0.038)
2017	0.117** (0.045)	0.099** (0.045)	0.1** (0.045)	0.1** (0.044)
Donor Education		0.007*** (0.002)	0.008*** (0.002)	0.008*** (0.002)
Recipient Education		0.004** (0.002)	0.004** (0.002)	0.004* (0.002)
Age Difference			0.001** (0.000)	0.001** (0.000)
Relative Donor				−0.265*** (0.096)
N	432	432	431	431
R_squared	0.052	0.079	0.087	0.104
Adjusted R-squared	0.039	0.062	0.068	0.082
Prob (F-statistic)	0.000	0.000	0.000	0.000