Questa tesi riguarda la vicenda umana, lavorativa e culturale di Girolamo Belloni. Costui fu un banchiere attivo a Roma durante la prima metà del Settecento, in contatto con gli ambienti di Curia e la corte Stuart in esilio, nonché autore della dissertazione "Del commercio"; un'opera divulgativa di stampo tardo-mercantilista.
This thesis regards Girolamo Belloni's life, work and cultural knowledge; he was a banker, established in Rome during the first half of Eighteenth century, he was connected with the Papal curia and the exiled Stuart court. Belloni was also the auctor of the "Del commercio" dissertation, an informative book about economic thought.