The radio industry is considering a recommendation to double the scale of the quarterly Joint National Listenership Research (JNLR) survey in the Dublin area, in order to limit fluctuations in quarterly figures.
The recommendation was made in an independent analysis of the JNLR system conducted by British radio research expert Roger Gane.
Ipsos MRBI carries out the JNLR research, which is used by advertisers in relation to radio and which is financed by radio stations.
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