Estimating the Economic Value of Improvements in River Ecology Using Choice Experiments: An application to the water framework directive

Hanley, N., Wright, R. E., & Alvarez-Farizo, B. (2007). Estimating the Economic Value of Improvements in River Ecology Using Choice Experiments: An application to the water framework directive. In Environmental Value Transfer: Issues and Methods (pp. 111–130). Springer Netherlands. https://doi.org/10.1007/1-4020-5405-x_7