In the recent debate in the UK about copyright extension for performances, one of the key points raised by many who were against the proposal was that economic studies suggested that it would really only help a few big superstars (who probably were well enough off already) while harming up-and-coming artists greatly. Christian Zimmerman points us to a recent economics paper by Francisco Alcala and Miguel Gonzalez-Maestre that models why this happens, and points out that copyright extension actually...
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