Julian Barnikol presented parts of his dissertation at ERSA 2023. his year's European Regional Science Association Congress was held in Alicante from August 28 to September 1 under the title "Urban Challenges and Sustainable Technological Revolution". Julian Barnikol discussed the benefits of innovations with environmentally friendly and affordable features for a faster transition to a green economy. The essential foundations here were societal and innovation system based frameworks necessary to develop them. The next ERSA Congress will take place in the Azores at the end of August 2024.