+ wishlist Flexibility in Buyer-Seller Relationships: A Transaction Cost Economics Extension based on Real Options Analysis (Business-to-Business-Marketing) [9783824481958] Add to Cart The item has been added Author: Ellen Roemer Flexibility in Buyer-Seller Relationships: A Transaction Cost Economics Extension based on Real Options Analysis (Business-to-Business-Marketing) [9783824481958] 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