E-IR is run by an all volunteer team, and is operated by a UK registered non-profit org. If you are able to spare a few pennies to help us make E-IR even better and invest in more open access projects, we would be eternally grateful. We accept donations of any amount, in any currency, via Paypal’s secure donation system.

Please Consider Donating

Before you download your free e-book, please consider donating to support open access publishing.

E-IR is an independent non-profit publisher run by an all volunteer team. Your donations allow us to invest in new open access titles and pay our bandwidth bills to ensure we keep our existing titles free to view. Any amount, in any currency, is appreciated. Many thanks!

Donations are voluntary and not required to download the e-book - your link to download is below.