This is the first edition of the Italian translation of J.A. Schumpeter’s last conference. The intervention analyzes the relationship between institutional change and capitalism with particular reference to the United States after the Second World War. It is at the same time a recapitulation of the most relevant Schumpeterian economic and political concepts. Translation and Introduction by Adelino Zanini: Of a "Private Writing". A Short Note on the Very Latest Schumpeter.