The evidence taken by the Tribunal of Inquiry into allegations of a “leakage” of information about the increase in Bank rate to 7%on September 19th,1957, contains much that is of interest not only to economists but to other social scientists as well. Its publication prompted members of the Faculty of Economics and Social Studies in the University of Manchester to hold a series of seminars, to explore the evidence successively from the point of view of the economist, the political scientist, and the sociologist. The three papers which follow are the consequence of the experim