The Case for Usury in Renaissance Italy

Even Kratruli condemns usury, but criticizes theologians who decribe business practices that are perfectly acceptable. So long as an investor is taking a chance of losing his money, then he's morally in the clear when he profits from his investment. Interest on loans was also regularly concealed by changing money between the many currencies and smuggling the interest into the exchange rate. A set agreement to exchange currencies at a future time was always risky because of fluctuations rates.