1. Boot, M. (2007). Incommensurability, incomplete comparability and the scales of justice. DPhil dissertation, University of Oxford.
2. Broome, J. (1995). Weighing goods: equality, uncertainty and time. Oxford: Blackwell Publishers.
3. Broome, J. (1999). Ethics out of economics. Cambridge: Cambridge University Press.
4. Broome, J. (2004). Weighing lives. Oxford: Oxford University Press.
5. Chang, R. (1997). Introduction. In Incommensurability, incomparability and practical reason. Cambridge, Mass.: Harvard University Press.