Answer: Merchants from different places exchange one type of coin to another.
Explanation: Moneychangers were in (virtually) every city's harbor. Traders from foreigns country came to moneychangers to change their money to the local currency (AKA local coin) so that the traders could do buisness in that country
The biggest one is speculation on the market. Many would buy stocks on margin, say only meeding 10% of the share amount to buy a share of stock. So great quantities of stock were able to be bought without necesarily having the money to legitimately purchase them.
Since Robespierre was considered of high morality and virtue, your answer is virtue and goodness.
Hope this helps!
Britain and France seizing cargo from U.S. ships.