Risk Aversion in the Small and in the large TORIo John w. pratt Econometrica, Vol 32, No. 1/2(Jan -Apr, 1964), pp. 122-136 Stable url: http://links.jstor.org/sici?sici=0012-9682%028196401%2f04%2932%03a1%2f2%3c122%03araitsa%3e2.0.c0%3b2-w conometrica is currently published by The Econometric Societ Your use of the JSTOR archive indicates your acceptance of JSTOR's Terms and Conditions of Use, available at http://www.jstor.org/about/terms.htmlJstOr'sTermsandConditionsofUseprovidesinpartthatunlessyou have obtained prior permission, you may not download an entire issue of a journal or multiple copies of articles, and you may use content in the JSTOR archive only for your personal, non-commercial use Please contact the publisher regarding any further use of this work. Publisher contact information may be obtained at http://wwwjstor.org/journals/econosoc.html Each copy of any part of a JSTOR transmission must contain the same copy tice that appears on the screen or printed page of such transmission jStOR is an independent not-for-profit organization dedicated to creating and preserving a digital archive of scholarly journals. For more information regarding JSTOR, please contact support@jstor. org ttp://www.jstor.org Thu mar907:04:542006