Download of zocalo-Exp-2007.4-bin.tar.gz (zocalo-Exp-2007.4-bin.tar.gz ( external link: SF.net): 9,846,454 bytes) will begin shortly. If not so, click link on the left.
Zocalo is a toolkit for building Prediction Markets, markets in securities that pay out depending on outcomes of future events. A prediction market can provide estimates of the likelihood of specific outcomes that are more reliable than other sources of
