Promotions are at the same time beloved and feared by both food retailers and branded goods manufacturers in today’s retail environment. Beloved because they attract smart customers and generate an immediate effect on a brand’s sale. Feared because there is uncertainty about the...

Article 20 of the General Data Protection Regulation (GDPR) gave consumers in the European Union the right to port their personal data between digital service providers. We critically assess the economic implications of this new right in the light of the extant economic literature and with a...