The article presents an exchange of letters between Jakob Marschak and Trygve Haavelmo in May-July 1943. Marschak had from the beginning of 1943 become the research director of Cowles Commission at the University of Chicago. Trygve Haavelmo, who at the time worked for the Norwegian Shipping and...

The recent great financial crisis and the ensuing deep recessions have placed in sharp relief the fundamental issue of how financial factors, including financial instability, interact with the real economy. In order to understand the nature of these interactions and formulate policies that would...