There’s no single explanation for how a small group of businesspeople from a country of 11 million citizens, with no other globally competitive industries, came to exert such outsize power over seaborne commerce. Geography plays a role, of course. Spread across some two hundred inhabited islands, in an archipelago stretching five hundred miles from Corfu to Rhodes, Greeks have depended since antiquity on marine transport. Some of the longer-lived Hellenic shipping dynasties got their start with short runs in the Aegean and Mediterranean, shifting gradually into longer, transoceanic journeys. A
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