Rocco MacchiavelloJosepa Miquel-FlorensaNicolas RouxEric VerhoogenMario BernasconiPatrick Farrell2026-03-222026-03-22202610.2139/ssrn.6019604https://doi.org/10.2139/ssrn.6019604https://andeanlibrary.org/handle/123456789/84611enQuality (philosophy)Context (archaeology)Developing countryBusinessDownloadEconomicsIndustrial organizationSupply and demandKey (lock)Empirical evidenceQuality Upgrading in Global Supply Chains: Evidence from Colombian Coffeepreprint