This paper gives an overview and evaluates the literature on Microfoundations.<P> See also 'Microfoundations: A Critical Inquiry', Routledge, London, 1993 Reviewed in Economic Journal, 1994; De Economist, 1995; Journal of Economic Methodology, 1996; Economics and Philosophy, 1996).

This discussion paper led to a chapter in: (K.R. Schenk-Hoppe & T. Hens (Eds.,)) <I>Handbook of Financial Markets: Dynamics and Evolution</I>, Amsterdam:North Holland/Elsevier, 2009.<P> Traditional finance is built on the rationality paradigm. This chapter discusses simple models from an alternative...</p></i>