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Schönfelder, Nina: APCs—Mirroring the impact factor or legacy of the subscription-based model?
Inhalt
Introduction
The data
The OpenAPC data set
The CWTS Journal SNIP indicator
Some statistics and plots
Multivariate linear regressions
Statistical model
Results of the UK sample
Results of the total sample
Limitations and potential weaknesses
Sample selection
Missing SNIP indicator values
Conclusion
Annex
