Print pricing - The N+1 scheme

The pricing of my fine art prints aims at three simultaneous objectives:

keep the entry prices affordable

preserve the assets of collectors

preserve my own interests

Fine art prints are numbered, signed, certified and sold under the "N+1" scheme: the Nth print in an edition is sold N+1 times its cost without extras, plus the extras. 
The reference price is that of studio AZA, à Marseille, which creates my large prints.  This price can be seen here. 
Depending upon circumstances, I create some prints up to format A2 myself, using digigraphy certified fine art papers and professional printers. 
This offers several advantages