Introduction / Nicola Dimitri, Gustavo Piga and Giancarlo Spagnolo -- The variety of procurement practice : evidence … from public procurement / Laura Carpineti, Gustavo Piga and Matteo Zanza -- General strategic principles -- When should … procurement be centralized? / Nicola Dimitri, Federico Dini and Gustavo Piga -- Procurement contracting strategies / Gian Luigi …

We study how informal buyer-supplier relationships in the German automotive industry affect procurement. Using unique …

of a relational contracting model of repeated procurement with non-contractible, buyer-specific investments. In …

procurement, again for low tech objects. This complexity-based difference persists even when the same supplier provides both types …