Monopsonios y Monopolios

Monopsonio de Amazon o monopolio de Editoriales? Ambos van contra el consumidor; ninguno de los dos es deseable.
 BARNES-NOBLE-AMAZON
I’ve been harping on the lack of concern about market power since I began blogging almost 10 years ago. Nobody much listened or cared — so this is very welcome: Amazon’s Monopsony Is Not O.K., by Paul Krugman, Commentary, NY…
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