+ wishlist User Innovators in the Silver Market: An Empirical Study among Camping Tourists (Forschungs-/Entwicklungs-/Innovations-Management) [9783658090432] Add to Cart The item has been added Author: Konstantin Wellner User Innovators in the Silver Market: An Empirical Study among Camping Tourists (Forschungs-/Entwicklungs-/Innovations-Management) [9783658090432] Buy More - Save More. Below are the available bulk discount rates for each individual item when you purchase a certain amount Quantity Price Savings 25 - 49 12% 50 - 99 13% 100+ 14% List Price As Low as $54.99 Format: Paperback