Eccone alcuni estratti:
I recently stumbled upon another example, the (apparently ongoing) dispute that pits George Selgin and John Turneragainst Michele Boldrin and David Levine on the question of to what extent James Watt’s steam-engine patents retarded innovation in steam technology and slowed the British industrial revolution.
Boldrin and Levine claim that the Watt patent constituted a wide-scope blocking patent, of the kind described by Merges and Nelson, which slowed development of rival technologies, including the high-pressure steam engine that was to be crucial in textiles and elsewhere. As a result, the Boulton-Watt patents and legal stratagems “delayed the industrial revolution by a couple of decades.”
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