Walled Cities and the Birth of Deposit Banking
Walled trading cities faced a constraint open ports never did. Fixed gates, bounded time, and mixed currencies forced the invention of the ledger transfer.
BusinessWhy Alpine Cities Invented Deposit Banking First
Alpine trading cities pioneered deposit banking not despite their isolation, but because of it. Geography forced innovations lowland rivals never needed.
BusinessWhy Piedmont Cities Led Bill-of-Exchange Innovation
Coastal ports had the trade volume. Piedmont cities invented the financial tools. The reason comes down to distance, trust, and a specific kind of risk.