Amirah El-haddad German Institute of Development and Sustainability (IDOS), Cairo University and ERF   Drachenfelsstrasse 19 Bonn, 53177 Deutschland   Amirah.El-Haddad@idos-research.de   https://www.IDOS-research.de/en/amirah-el-haddad/           JEL Areas: L : Industrial Organization L6 : Industry Studies: Manufacturing: General