Media type: E-Article Title: Informal input suppliers, quality choice and welfare Contributor: Daga, Sergio [VerfasserIn]; Mendi, Pedro [VerfasserIn] imprint: 2022 Published in: Journal of economics ; 136(2022), 2 vom: Juli, Seite 149-176 Language: English DOI: 10.1007/s00712-021-00773-5 ISSN: 1617-7134 Identifier: Keywords: Informal sector ; Product differentiation ; Supply chain ; Welfare economics ; Aufsatz in Zeitschrift Origination: Footnote: Access State: Open Access