Journal of Policy Modeling
Journal of Policy Modeling > 2003 > 25 > 2 > 137-149
Journal of Policy Modeling > 2003 > 25 > 2 > 123-135
Journal of Policy Modeling > 2003 > 25 > 2 > 113-121
Journal of Policy Modeling > 2003 > 25 > 2 > 151-178
Journal of Policy Modeling > 2003 > 25 > 2 > 179-206