Iowa Electronic Markets Tippie College of Business University of Iowa iem@uiowa.edu 1988 Presidential Election Market The Market opened on June 1 and closed a couple of days after the election. 4 Candidates were represented by contracts -- Dukakis, Bush, Jackson and Rest of Field. Unit portfolios (on unit in each of the 4 contracts) sold for $2.50 Contract liquidation values were $2.50 x the candidate's vote share. File format Month day RoF Bid Price Ask price Last trade price Volume Bush Bid Price Ask price Last trade price Volume Dukakis Bid Price Ask price Last trade price Volume Jackson Bid Price Ask price Last trade price Volume