JGU Mainz reports 2021 Wiley DEAL data

The JGU Mainz has updated its APC expenditures, providing data on articles published under the German DEAL Wiley agreement in the 2021 period.

Mainz University Library is in charge of the institution’s Open Access Publication Funds, which receives support by the Deutsche Forschungsgemeinschaft (DFG) under its Open-Access Publication Funding Programme.

Contact person is Karin Eckert.

Cost data

The new data covers publication fees for 13 articles published in Wiley Gold OA journals, total expenditure amounts to 33 439€ and the average fee is 2 572€. Please note that articles published in hybrid journals under the DEAL agreement are not included in this list, as they are aggregated in OpenAPC’s transformative agreements data set.


With the recent contribution included, the overall APC data for Mainz now looks as follows:

Fees paid per publisher (in EURO)

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Average costs per year (in EURO)

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Average costs per publisher (in EURO)

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