Da Silva, Sergio - In: Economics: The Open-Access, Open-Assessment E-Journal 3 (2009) 2009-23, pp. 1-11
I argue that it is microeconomics that needs foundations, not macroeconomics. Preferences need to be built on biology, and, in particular, on neuroscience. In contrast, macroeconomics could benefit from rationalizations of aggregate economic phenomena by non-equilibrium statistical physics.