1. Arrow, K. J., Dusgupta, P., Goulder, L. H., Mumford, K. J., & Oleson, K. (2012). Sustainability and the measurement of wealth. Environment and Development Economics, 17(3), 317–353.
2. Bhargava, A., Jamison, D., Lau, L., & Murray, C. (2001). Modelling the effects of health on economic growth. Journal of Health Economics, 20, 423–440.
3. Borhan, H. B., & Elsadig, M. A. (2010). Pollution as one of the determinants of income in Malaysia: Comparison between single and simultaneous equation estimators of an EKC. World Journal of Science, Technology & Sustainable Development, 7(3), 291–308.
4. Cracolici, M. F., Cuffaro, M., & Nijkamp, P. (2008). Analysis of spatial disparities by a structural equations model. No 08-058/3. Tinbergen Institute Discussion Papers from Tinbergen Institute. http://papers.tinbergen.nl/08058.pdf . Accessed September 12, 2012.
5. Cuffaro, M., Cracolici, M. F., & Nijkamp, P. (2008). Measuring the performance of Italian regions on social and economic dimensions. Italian Journal of Regional Science, 7, 27–47.