What were the first local currency systems in history we have detailed information on? I dont think it was gold/silver or other hard to produce materials. Probably these became more important ...
Probably this happened several times and maybe even failed and broke up in different regions. What hints and proofs do we have of the earliest succesful intercontinental trade relations? I assume ...
I know that both Friedman and Bernanke wrote papers (or books, in Friedman's case) about the cause of the Great Depression. How do their points of view compare and contrast?
For writing a story set in Napoleonic Wars era, how should one use the currencies accurately? I read in novels they use currencies like shilling, pound, guinea, sovereign, four (or six-, etc) pence, ...