In an influential article Saxonhouse and Wright argued that the quality of local cottonwas the single most important factor in explaining national preferences for ring ormule spinning. For Britain, they argue that mills using more flexible mule spindlescould exploit arbitrage opportunities...

This paper examines the importance of social and geographical networks in structuring entry into skilled occupations in premodern London. Using newly digitised records of those beginning an apprenticeship in London between 1600 and 1749, we find little evidence that networks strongly shaped...