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Transistor kills the radio star?

Sobre as consequências do trabalho de Lazarsfeld

«From the dawn of commercial broadcasting, advertisers needed to know just what they were buying when they ponied up for a few seconds of airtime. The science of polling was in its infancy as radio became a mass medium, and pioneers such as George Gallup and Paul Lazarsfeld soon realized that the methods they developed for public opinion research had powerful potential as a marketing tool - and a opinion research» (Fisher, 2007: 192) 

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