Sheilagh Ogilvie. Guilds, Efficiency, and Social Capital: Evidence from German Proto-industry // Economic History Review. 2004. № 57. P. 286–333. Если вас интересует новаторская точка зрения: Steven Epstein. Wage Labor & Guilds in Medieval Europe. Chapel Hill, NC, 1991; Charles R. Hickson and Earl A. Thompson. A New Theory of Guilds and European Economic Development // Explorations in Economic History. 1991. № 28. P. 127–168.