tag:blogger.com,1999:blog-82493437685688138482024-03-07T22:18:46.478-08:00lesswrong_figureAudihttp://www.blogger.com/profile/13851962123995955175noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-8249343768568813848.post-54988345394187800782009-04-04T13:29:00.000-07:002009-04-04T13:41:13.531-07:00On dollars, utility, and crack cocaine by Phil Goetz"Utility functions are sigmoidal. A serviceable utility function over one dimension might be u(U) = k * ([1 / (1 + e^(-U))] - .5). It's steep around U=0, and shallow for U >> 0 and U << 0."<br /><br />The green, blue and red curves show the utility function for increasing values of k. <br /><br />In response to <br />"http://lesswrong.com/lw/7o/on_utilons_utility_and_crack_cocaine/"Audihttp://www.blogger.com/profile/13851962123995955175noreply@blogger.com0